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1.
  • Bülow, Birgitta, et al. (author)
  • Adrenal incidentaloma - follow-up results from a Swedish prospective study
  • 2006
  • In: European journal of endocrinology / European Federation of Endocrine Societies. - : Oxford University Press (OUP). - 0804-4643 .- 1479-683X. ; 154:3, s. 419-23
  • Journal article (peer-reviewed)abstract
    • OBJECTIVES: To examine the risk of developing adrenal carcinomas and clinically overt hypersecreting tumours during short-term follow-up in patients with adrenal incidentalomas. DESIGN: 229 (98 males and 131 females) patients with adrenal incidentalomas were investigated in a prospective follow-up study (median time 25 months; range 3-108 months). The patients were registered between January 1996 and July 2001 and followed until December 2004. Twenty-seven Swedish hospitals contributed with follow-up results. METHODS: Diagnostic procedures were undertaken according to a protocol including reinvestigation with computed tomography scans after 3-6 months, 15-18 months and 27-30 months, as well as hormonal evaluation at baseline and after 27-30 months of follow-up. Operation was recommended when the incidentaloma size increased or if there was a suspicion of a hypersecreting tumour. RESULTS: The median age at diagnosis of the 229 patients included in the follow-up study was 64 years (range 28-84 years) and the median size of the adrenal incidentalomas when discovered was 2.5 cm (range 1-8 cm). During the follow-up period, an increase in incidentaloma size of > or =0.5 cm was reported in 17 (7.4%) and of > or =1.0 cm was reported in 12 (5.2%) of the 229 patients. A decrease in size was seen in 12 patients (5.2%). A hypersecreting tumour was found in 2% of the hormonally investigated patients: Cushing's syndrome (n = 2) and phaeochromocytoma (n = 1). Eleven patients underwent adrenalectomy, but no cases of primary adrenal malignancy were observed. CONCLUSIONS: Patients with adrenal incidentaloma had a low risk of developing malignancy or hormonal hypersecretion during a short-term follow-up period.
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2.
  • Elgzyri, Targ, et al. (author)
  • The effects of GH replacement therapy on cardiac morphology and function, exercise capacity and serum lipids in elderly patients with GH deficiency
  • 2004
  • In: Clinical Endocrinology. - Oxford : Blackwell Scientific Public.. - 0300-0664 .- 1365-2265. ; 61:1, s. 113-122
  • Journal article (peer-reviewed)abstract
    • Objectives:  To assess effects of GH replacement therapy on cardiac structure and function, exercise capacity as well as serum lipids in elderly patients with GH deficiency (GHD). Patients and methods:  Thirty-one patients (six females, 25 males), aged 60–79 years (mean 68 years) with GHD on stable cortisone and thyroxine substitution were studied. All men with gonadotropin deficiency had testosterone and one woman had oestrogen replacement. They were randomized in a double-blind manner to GH or placebo treatment for 6 months, followed by another 12 months GH (Humatrope, Eli Lilly & Co, Uppsala, Sweden). GH dose was 0·017 mg/kg/week for 1 month and then 0·033 mg/kg/week divided into daily subcutaneous injections at bedtime. Echocardiography, exercise capacity tests and serum lipid measurements were performed at 0, 6, 12 and 18 months. Results:  During the 6-month placebo-controlled period there were no significant changes in the placebo group, but in the GH-treated group there was a significant increase in IGF-I to normal levels for age, with median IGF-I from 6·9 to 18·5 nmol/l, increase in resting heart rate and maximal working capacity. During the open GH study, IGF-I increased from 8·7 to 19·2 nmol/l at 6 months and 18·8 nmol/l at 12 months (P ≤ 0·001). At 6 months, in the open GH study group, a minor decrease in aortic outflow tract integral (VTI) from 21·8 to 20·7 cm (P = 0·031) and an increase in heart rate at rest from 63 to 67 bpm (P = 0·017), heart rate at maximum exercise from 138 to 144 bpm (P = 0·005) and maximum load at exercise from 142 to 151 Watts (P = 0·014) were seen. These changes were temporary and returned at 12 months with no significant difference from baseline values. Left ventricular dimensions and blood pressure showed no significant changes. At 6 months, in the open GH study group, there was a significant decrease in serum low-density lipoprotein (LDL) cholesterol from 3·7 to 3·4 mmol/l (P = 0·006), a decrease in LDL/HDL ratio from 3·4 to 3·1 (P = 0·036) and a decrease in serum total cholesterol from 5·6 to 5·3 mmol/l (P = 0·036). At 12 months, serum lipids showed same changes with a significant decrease in serum LDL cholesterol (P = 0·0008), in LDL/HDL ratio (P = 0·0005) and in serum total cholesterol (P = 0·049). Serum HDL cholesterol showed no significant change at 6 months, at 12 months a significant increase was seen from 1·2 to 1·4 mmol/l (P = 0·007). There were no significant changes in serum triglycerides. Conclusions:  GH substitution to elderly patients with GHD caused only a transient increase in heart rate. At the end of the 12 months there were no significant changes on cardiac noninvasive structural and functional parameters. Maximal working capacity transiently improved. Thus, the therapy was safe without negative effects on cardiac structural and functional noninvasive parameters. Lipid profiles improved with reduction of serum LDL cholesterol accompanied by significant improvement of LDL/HDL ratio and serum HDL cholesterol after 12 months treatment.
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3.
  • Falhammar, Henrik, et al. (author)
  • Bone Mineral Density, Bone Markers, and Fractures in Adult Males with Congenital Adrenal Hyperplasia.
  • 2013
  • In: European journal of endocrinology / European Federation of Endocrine Societies. - 1479-683X. ; 168, s. 331-341
  • Journal article (peer-reviewed)abstract
    • OBJECTIVE: The aim of this study was to determine bone mineral density (BMD), markers of bone metabolism, fractures, and steroids reflecting hormonal control in adult males with congenital adrenal hyperplasia (CAH). SUBJECTS, METHODS AND DESIGN: We compared CAH males with 21-hydroxylase deficiency (n=30), 19-67 years old, with age- and sex-matched controls (n=32). Subgroups of CYP21A2 genotypes, age, glucocorticoid preparation, poor control versus overtreatment, and early versus late (>36 months) diagnosis were studied. Bone mineral density (BMD) measured by dual-energy x-ray absorptiometry (DXA) and markers of bone metabolism and androgens/17-hydroxyprogesterone levels were investigated. RESULTS: All, including older (>30 yrs), CAH patients had lower BMD in all measured sites compared to control subjects. The null group demonstrated lower BMD in more locations than the other groups. Osteoporosis/osteopenia was present in 81% of CAH patients compared to 32% in controls (≥30 yrs). Fracture frequency was similar, osteocalcin lower, and fewer patients than controls had vitamin D insufficiency. IGF-I was elevated in the milder genotypes. In patients, total body BMD was positively correlated to weight, BMI, total lean body mass, triglycerides, and negatively to prolactin. Patients on prednisolone had lower BMD and osteocalcin levels than those on hydrocortisone/cortisone acetate. Patients with poor control had higher femoral neck BMD. There were no differences in BMD between patients with an early versus late diagnosis. CONCLUSIONS: CAH males have low BMD and bone formation markers. BMD should be monitored, adequate prophylaxis and treatment established, and glucocorticoid doses optimized to minimize the risk of future fractures.
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4.
  • Falhammar, Henrik, et al. (author)
  • Cardiovascular risk, Metabolic Profile, and Body Composition in Adult Males with Congenital Adrenal Hyperplasia due to 21-Hydroxylase Deficiency.
  • 2011
  • In: European journal of endocrinology. - 1479-683X. ; 164:1, s. 285-293
  • Journal article (peer-reviewed)abstract
    • Objective: Life-long glucocorticoid therapy in patients with congenital adrenal hyperplasia (CAH) or the disease per se may result in increased cardiovascular risk. We therefore investigated cardiovascular and metabolic risk profiles in adult CAH males. Subjects and Methods: We compared CAH males (n=30), 19-67 years old, with age- and sex-matched controls (n=32). Subgroups of different ages (<30 years or older) and CYP21A2 genotypes (null, I2splice and I172N as the mildest mutation) were studied. Anthropometry, fat and lean mass measured by dual-energy x-ray absorptiometry (DXA), lipids, liver function tests, homocysteine, lipoprotein(a), glucose and insulin during an oral glucose tolerance test (OGTT), urine albumin, adrenal hormones, and 24h ambulatory blood pressure measurements were studied. Results: CAH males were shorter. Waist/hip ratio and fat mass were higher in older patients and the I172N group. Heart rate was faster in older patients, the I2splice, and I172N groups. Insulin levels were increased during OGTT in all patients and in the I172N group. Gamma-glutamyl transpeptidase was increased in older patients and in the I172N group. Testosterone was lower in older patients. Homocysteine was lower in younger patients which may be cardioprotective. The cardiovascular risk seemed higher with hydrocortisone/cortisone acetate compared to prednisolone. Urinary epinephrine was lower in all groups of patients except in I172N. Conclusions: Indications of increased risk were found in CAH males ≥30 years old and in the I172N group. In contrast, younger CAH males did not differ from age-matched controls. This is likely to reflect a better management in recent years.
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5.
  • Falhammar, Henrik, et al. (author)
  • Fertility, Sexuality and Testicular Adrenal Rest Tumors in Adult Males with Congenital Adrenal Hyperplasia.
  • 2012
  • In: European journal of endocrinology. - 1479-683X. ; 166, s. 441-449
  • Journal article (peer-reviewed)abstract
    • Objective: Fertility in males with congenital adrenal hyperplasia (CAH) is reported from normal to severely impaired. We therefore investigated fertility/fecundity, social/sexual situation, and pituitary- gonadal function in CAH males.Subjects and methods: The patient cohort comprised 30 males with 21-hydroxylase deficiency, 19-67 yr. Their fertility was compared with age-matched national population data. For the evaluation of social/sexual factors and hormone status, age-matched controls were recruited (n=32). Subgroups of different ages (<30 years and older) and CYP21A2 genotypes: null (severe salt wasting), I2splice (milder salt wasting), and I172N (simple virilizing) were also studied. Patients underwent testicular ultrasound examination (n=21), and semen analysis (n=14).Results: Fertility was impaired in CAH males compared to national data (0.9±1.3 vs. 1.8±0.5 children/father, P<0.001). There were no major differences in social and sexual factors between patients and controls apart from more fecundity problems, particularly in the I172N group. The patients had lower testosterone/estradiol ratio and inhibin B, and higher FSH. The semen samples were pathological in 43% (6/14) of patients and sperm concentration correlated with inhibin B and FSH. Testicular adrenal rest tumours (TARTs) were found in 86% (18/21). Functional testicular volume correlated positively with the testosterone/estradiol ratio, sperm concentration and inhibin B. Patients with pathological semen had increased fat mass and indications of increased cardiometabolic risk.Conclusions: Fertility/fecundity was impaired in CAH males. The frequent occurrence of TARTs resulting in testicular insufficiency appears to be the major cause, but other factors such as elevated fat mass may contribute to a low semen quality.
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6.
  • Falhammar, Henrik, et al. (author)
  • Increased liver enzymes in adult women with congenital adrenal hyperplasia due to 21-hydroxylase deficiency.
  • 2009
  • In: Endocrine journal. - 1348-4540. ; 56:4, s. 601-8
  • Journal article (peer-reviewed)abstract
    • The aims were assessing liver function tests (LFT) in women with congenital adrenal hyperplasia (CAH) on glucocorticoids. Sixty-one women with genetically verified CAH due to 21-hydroxylase deficiency, aged 18-63 years were compared to 61 controls. Serum alkaline phosphatase (ALP), alanine aminotransferase (ALT), aspartate aminotransferase (AST) and gamma-glutamyl transpeptidase (GGT), anthropometry and fat mass (dual energy X-ray absorptiometry) were measured. ALT and GGT were higher in the entire patient group (p=0.01 and 0.002); AST, GGT and ALP in patients > or =30 years (p=0.007-0.045); all LFT in salt-wasting (p<0.001-0.042); GGT in simple virilizing (p=0.008); ALT, GGT and ALP in Null/Null genotype (p=0.018-0.040); ALT and GGT in I2splice genotype (p<0.001 and 0.011). Using a recently proposed cut-off level for ALT (>0.317 microkat/L), 54% of patients vs 23% of controls had elevated levels (p=0.028). In patients, GGT and ALP correlated with waist circumference and with total body and trunk fat (r=0.274-0.406, p=0.001-0.043). However, ALT, GGT and ALP were increased even in non-obese patients (waist circumference < or =88 cm and body mass index <30 kg/m(2)) (p=0.012-0.045) mainly attributed to the patients > or =30 years who also demonstrated elevated insulin levels and HOMA-indices. In conclusion, compared with controls, women with CAH have higher LFT, in particular patients > or =30 years and those with severe forms, probably reflecting a higher lifetime glucocorticoid exposure. LFT were positively correlated to measurements of body fat. These women might have increased frequency of NAFLD. The finding of higher LFT also in non-obese patients suggests that not only central obesity but also glucocorticoids per se may influence.
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7.
  • Falhammar, Henrik, et al. (author)
  • Metabolic profile and body composition in adult women with congenital adrenal hyperplasia due to 21-hydroxylase deficiency.
  • 2007
  • In: The Journal of clinical endocrinology and metabolism. - : The Endocrine Society. - 0021-972X .- 1945-7197. ; 92:1, s. 110-6
  • Journal article (peer-reviewed)abstract
    • CONTEXT: The chronic, often supraphysiological glucocorticoid doses used in congenital adrenal hyperplasia (CAH) might increase morbidity in cardiovascular disease and diabetes. OBJECTIVE: Our aim was to assess risk factors for cardiovascular disease and diabetes in CAH women. SUBJECTS, METHODS, AND DESIGN: We compared 61 women, 18-63 yr, with CAH due to 21-hydroxylase deficiency with 61 age- and sex- matched controls. Twenty-seven were younger than 30 yr, and 34 were 30 yr or older. Anthropometry, fat and lean mass measured by dual-energy x-ray absorptiometry, serum lipids, insulin, and adrenocortical steroids were studied. MAIN OUTCOME MEASURE: Body composition and cardiovascular risk factors were the main outcome measures. RESULTS: Younger patients and controls had similar waist to hip ratio, lean and fat mass, and insulin. Older patients had higher waist to hip ratio, lean mass, and insulin than controls. Fat mass was similar to controls but higher than in younger patients. Lipid profiles were slightly more favorable in older patients than controls. Gestational diabetes was more common in patients (21% of pregnancies vs. 0, P < 0.026). Few older patients had hypertension, cardiovascular disease, or diabetes. Despite moderate glucocorticoid doses, most patients had suppressed androgens. CONCLUSIONS: No clear evidence of unfavorable cardiovascular risk factors were found. Increased fat mass and higher insulin levels were, however, found in patients older than 30 yr. High frequency of gestational diabetes is a risk marker for future diabetes. Lifelong follow-up, lifestyle modifications, and attempts to adjust and reduce the glucocorticoid doses seem important.
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8.
  • Falhammar, Henrik, et al. (author)
  • Quality of life, social situation, and sexual satisfaction, in adult males with congenital adrenal hyperplasia.
  • 2014
  • In: Endocrine. - : Springer Science and Business Media LLC. - 1559-0100 .- 1355-008X. ; 47:1, s. 299-307
  • Journal article (peer-reviewed)abstract
    • To determine quality of life (QoL) in adult males with congenital adrenal hyperplasia (CAH). CAH males with 21-hydroxylase deficiency (n = 30), 19-67 years old, were compared with controls (n = 32). QoL was assessed using questionnaires on general living conditions and sexual issues, and the psychological well-being index (PGWB) form. Fewer CAH males than controls were students (3 vs. 25 %, P = 0.028) and more had blue-collar work (57 vs. 33 %, P = 0.023). Patients were less interested in sports (47 vs. 72 %, P = 0.034) and art/literature/film (10 vs. 47 %, P = 0.004). PGWB total score was 82.7 ± 13.7 versus 87.0 ± 11.1 (P = NS), but hydrocortisone/cortisone acetate treated scored lower than controls and prednisolone treated. Glucocorticoid over-treated had lower QoL than those with poor control (PGWB total score 77.1 ± 13.5 vs. 92.4 ± 11.1, P = 0.026) and controls (P = 0.025). Total PGWB score was positively correlated with adrenal androgens and steroid precursors. Subscale scores indicated that patients with late diagnosis were more depressive (12.1 ± 2.8 vs. 13.9 ± 1.4, P = 0.011) and had a lower self-control (11.3 ± 3.6 vs. 13.1 ± 1.0, P = 0.019) compared with controls. Sexual satisfaction was similar in spite of more patients being sexually inactive (27 vs. 6 %, P = 0.040). Adult CAH males differed from controls with respect to type of occupation and spare time interests but had similar QoL despite being less sexually active. Optimizing glucocorticoid therapy might further improve QoL. Some disadvantages found in patients diagnosed late will hopefully not be seen in patients diagnosed by neonatal screening, but this has yet to be studied.
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9.
  • Frisén, Lars, et al. (author)
  • Gender role behavior, sexuality, and psychosocial adaptation in women with congenital adrenal hyperplasia due to CYP21A2 deficiency
  • 2009
  • In: J Clin Endocrinol Metab. - : The Endocrine Society. ; 94:9, s. 3432-9
  • Journal article (peer-reviewed)abstract
    • CONTEXT: Gender-atypical behavior has been described in young girls as well as in women with congenital adrenal hyperplasia (CAH) due to a CYP21A2 deficiency. OBJECTIVE: The aim of the study was to assess health-related, psychosexual, and psychosocial parameters and correlate the results to CYP21A2 genotype. DESIGN AND PARTICIPANTS: Sixty-two Swedish women with CAH and age-matched controls completed a 120-item questionnaire and a validated quality of life instrument [psychological general well-being (PGWB) formula] to identify psychosexual and psychosocial parameters. The patients were divided into four CYP21A2 genotype groups. RESULTS: The women with CAH held more male-dominant occupations (30%) compared to controls (13%) (P = 0.04), especially those in the null genotype group (55%) (P = 0.006). They also reported a greater interest in rough sports (74%) compared to controls (50%) (P = 0.007). Eight women with CAH (14%) reported a prime interest in motor vehicles, compared to none of the controls (P = 0.002). Non-heterosexual orientation was reported by 19% of women with CAH (P = 0.005), 50% in the null genotype group (P = 0.0001), 30% in I2 splice (NS), and 5% in I172N (NS). PGWB total score did not differ between patients and controls. CONCLUSION: We identified increased gender-atypical behavior in women with CAH that could be correlated to the CYP21A2 genotype. This speaks in favor of dose-dependent effects of prenatal androgens on the development of higher brain functions. The impact of the disease on upbringing and interpersonal relationships did not correlate with disease severity, indicating that other factors, such as coping strategies, are important for psychosocial adaptation. This illustrates the need for psychological support to parents and patients.
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10.
  • Holmer,, et al. (author)
  • Fracture Incidence in GH-Deficient Patients on Complete Hormone Replacement Including GH.
  • 2007
  • In: J Bone Miner Res. - : Wiley. - 0884-0431.
  • Journal article (peer-reviewed)abstract
    • Microabstract Fracture risk in growth hormone-deficient (GHD) patients is not definitely established. Investigating fracture incidence in 832 patients on growth hormone (GH) therapy and 2,581 matched population controls, we recorded a doubled fracture risk in childhood onset (CO) GHD women, but a significantly lower fracture risk in adult onset (AO) GHD men.
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11.
  • Holmer, Helene, et al. (author)
  • Fracture incidence in GH-deficient patients on complete hormone replacement including GH
  • 2007
  • In: Journal of Bone and Mineral Research. - : Wiley. - 0884-0431 .- 1523-4681. ; 22:12, s. 1842-1850
  • Journal article (peer-reviewed)abstract
    • Fracture risk in GHD patients is not definitely established. Studying fracture incidence in 832 patients on GH therapy and 2581 matched population controls, we recorded a doubled fracture risk in CO GHD women, but a significantly lower fracture risk in AO GHD men. Introduction: The objective of this study was to evaluate fracture incidence in patients wilh confirmed growth hormone deficiency (GHD) on replacement therapy (including growth hormone [GH]) compared with population controls, while also taking potential confounders and effect modifiers into account. Materials and Methods: Eight hundred thirty-two patients with GHD and 2581 matched population controls answered a questionnaire about fractures and other background information. Incidence rate ratio (IRR) and 95% CI for first fracture were estimated. The median time on GH therapy for childhood onset (CO) GHD men and women was 15 and 12 yr, respectively, and 6 and 5 yr for adult onset (AO) GHD men and women, respectively. Results: A more than doubled risk (IRR, 2.29; 95% CI, 1.23-4.28) for nonosteoporotic fractures was recorded in women with CO GHD, whereas no risk increase was observed among CO GHD men (IRR. 0.61) and AO GHD women (IRR, 1.08). A significantly decreased incidence of fractures (IRR, 0.54; 95% CI 0.34-0.86) was recorded in AO GHD men. Conclusions: Increased fracture risk in CO GHD women can most likely be explained by interaction between oral estrogen and the GH-IGF-I axis. The adequate substitution rate of testosterone (90%) and GH (94%) may have resulted in significantly lower fracture risk in AO GHD men.
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12.
  • Holmer, Helene, et al. (author)
  • Nonfatal stroke, cardiac disease, and diabetes mellitus in hypopituitary patients on hormone replacement including growth hormone
  • 2007
  • In: Journal of Clinical Endocrinology and Metabolism. - : The Endocrine Society. - 1945-7197 .- 0021-972X. ; 92:9, s. 3560-3567
  • Journal article (peer-reviewed)abstract
    • Context: The impact of long-term GH replacement on cerebrovascular and cardiovascular diseases and diabetes mellitus in hypopituitary patients is unknown. Objective: The incidence of nonfatal stroke and cardiac events, and prevalence of type 2 diabetes mellitus ( T2D) and cardioprotective medication were compared between cohorts of GH-deficient (GHD) patients and population controls. Design and Participants: The incidence of nonfatal stroke and cardiac events was estimated retrospectively from questionnaires in 750 GHD patients and 2314 matched population controls. A prevalence of T2D and cardioprotective medication was recorded at the distribution of questionnaires. Time since first pituitary deficiency to start of GH therapy was 4 and 2 yr, and time on GH therapy was 6 yr for GHD women and men, respectively. Results: Lifelong incidence of nonfatal stroke was tripled in GHD women and doubled in GHD men, but a decline was seen in both genders during periods after first pituitary hormone deficiency and GHD, during which most patients had GH therapy. The lifelong incidence of nonfatal cardiac events declined in GHD men during first pituitary hormone deficiency and GHD periods. GHD women had a higher prevalence of T2D and lipid-lowering medication, whereas GHD men had a higher prevalence of antihypertensive medication. Conclusions: The declined risks of nonfatal stroke in both genders and of nonfatal cardiac events in GHD men during periods on GH replacement may be caused by prescription of cardioprotective drugs and 6-yr GH replacement. GHD women had an increased prevalence of T2D, partly attributed to higher body mass index and lower physical activity.
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13.
  • Holmer, Helene, et al. (author)
  • Psychosocial health and levels of employment in 851 hypopituitary Swedish patients on long-term GH therapy
  • 2013
  • In: Psychoneuroendocrinology. - : Elsevier. - 0306-4530 .- 1873-3360. ; 38:6, s. 842-852
  • Journal article (peer-reviewed)abstract
    • Context: The psychosocial health and working capacity in hypopituitary patients receiving long-term growth hormone (GH) therapy are unknown. less thanbrgreater than less thanbrgreater thanObjective: Psychosocial health and levels of employment were compared between GH deficient (GHD) patients on long-term replacement and the general population. less thanbrgreater than less thanbrgreater thanDesign and participants: In a Swedish nationwide study, 851 GHD patients [101 childhood onset (CO) and 750 adult onset (AO)] and 2622 population controls answered a questionnaire regarding current living, employment and educational level, alcohol consumption and smoking habits. The median time on GH therapy for both men and women with CO GHD was 9 years and for AO GHD 6 years, respectively. less thanbrgreater than less thanbrgreater thanResults: As compared to the controls, the GHD patients were less often working full time, more often on sick leave/disability pension, and to a larger extent alcohol abstainers and never smokers (all; P andlt; 0.05). Predominantly CO GHD women and men, but to some extent also AO GHD women and men, lived less frequently with a partner and more often with their parents. Particularly AO GHD craniopharyngioma women used more antidepressants, while AO GHD men with a craniopharyngioma used more analgesics. less thanbrgreater than less thanbrgreater thanConclusions: A working capacity to the level of the general population was not achieved among hypopituitary patients, although receiving long-term GH therapy. Patients were less likely to use alcohol and tobacco. The CO GHD population lived a less independent life.
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14.
  • Höybye, Charlotte, et al. (author)
  • Transsphenoidal surgery in Cushing disease : 10 years of experience in 34 consecutive cases
  • 2004
  • In: Journal of Neurosurgery. - : Journal of Neurosurgery Publishing Group (JNSPG). - 0022-3085 .- 1933-0693. ; 100, s. 634-638
  • Journal article (peer-reviewed)abstract
    • Object. Cushing disease is a rare disorder. Because of their small size the adrenocorticotropic hormone (ACTH)—producing tumors are often not detectable on neuroimaging studies. To obtain a cure with transsphenoidal surgery (TSS) may therefore be difficult. In this report the authors present 10 years of experience in the treatment of patients with Cushing disease who were followed up with the same protocol and treated by the same surgeon.Methods. Thirty-four patients, 26 of them female and eight of them male (mean age 40 years, range 13–74 years) were studied. All had obvious clinical signs and symptoms of Cushing syndrome. Magnetic resonance (MR) imaging was performed in all patients, and inferior petrosal sinus (IPS) sampling was done in 14.In 12 patients MR imaging indicated a pituitary tumor; 10 were microadenomas and two were macroadenomas. In six patients with no visible tumor, the results of IPS sampling supported the diagnosis. All patients underwent TSS; the mean follow-up duration was 6 ± 0.5 years. Selective adenomectomy was performed in 32 and hemihypophysectomy in the other two patients. A cure was obtained in 31 patients (91%) after one TSS and in two more patients after further TSS; one patient was not cured despite two TSSs and one underwent bilateral adrenalectomy. Disease recurrence was seen in two patients after 3 years, and they were successfully treated with stereotactic gamma knife surgery. Half of the patients had an ACTH deficiency postoperatively, whereas one third had other pituitary hormone insufficiencies. There were no serious complications attributable to the surgical intervention.Conclusions. Transsphenoidal surgery with selective adenomectomy is an effective and safe treatment for Cushing disease. In the patients presented in this study, the surgical outcome seemed to depend on careful preoperative evaluation and the surgeon's experience. For optimal results in this rare disease the authors therefore suggest that the endocrinological, radiological, and surgical procedures be coordinated in a specialized center.
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15.
  • Mäkinen, Marja, et al. (author)
  • Assessment of CPR-D skills of nurses in Goteborg, Sweden and Espoo, Finland: Teaching leadership makes a difference.
  • 2006
  • In: Resuscitation. - 0300-9572.
  • Journal article (peer-reviewed)abstract
    • INTRODUCTION: Construction of an effective in-hospital resuscitation programme is challenging. To document and analyse resuscitation skills assessment must provide reliable data. Benchmarking with a hospital having documented excellent results of in-hospital resuscitation is beneficial. The purpose of this study was to assess the resuscitation skills to facilitate construction of an educational programme. MATERIALS AND METHODS: Nurses working in a university hospital Jorvi, Espoo (n=110), Finland and Sahlgrenska University Hospital, Goteborg (n=40), Sweden were compared. The nurses were trained in the same way in both hospitals except for the defining and teaching of leadership applied in Sahlgrenska. Jorvi nurses are not trained to be, nor do they act as, leaders in a resuscitation situation. Their cardiopulmonary resuscitation (CPR) skills using an automated external defibrillator (AED) were assessed using Objective Structured Clinical Examination (OSCE) which was build up as a case of cardiac arrest with ventricular fibrillation (VF) as the initial rhythm. The subjects were tested in pairs, each pair alone. Group-working skills were registered. RESULTS: All Sahlgrenska nurses, but only 49% of Jorvi nurses, were able to defibrillate. Seventy percent of the nurses working in the Sahlgrenska hospital (mean score 35/49) and 27% of the nurses in Jorvi (mean score 26/49) would have passed the OSCE test. Statistically significant differences were found in activating the alarm (P<0.001), activating the AED without delay (P<0.01), setting the lower defibrillation electrode correctly (P<0.001) and using the correct resuscitation technique (P<0.05). The group-working skills of Sahlgrenska nurses were also significantly better than those of Jorvi nurses. CONCLUSIONS: Assessment of CPR-D skills gave valuable information for further education in both hospitals. Defining and teaching leadership seems to improve resuscitation performance.
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16.
  • Nordenskjöld, Agneta, et al. (author)
  • Type of mutation and surgical procedure affect long-term quality of life for women with congenital adrenal hyperplasia.
  • 2008
  • In: The Journal of clinical endocrinology and metabolism. - : The Endocrine Society. - 0021-972X .- 1945-7197. ; 93:2, s. 380-6
  • Journal article (peer-reviewed)abstract
    • CONTEXT: In congenital adrenal hyperplasia (CAH) caused by different mutations, feminizing surgery is mostly performed in childhood, and many patients are lost to follow-up. OBJECTIVE/PATIENTS: A follow-up study on 62 CAH women aged 18-63 yr and 62 age-matched controls to correlate findings of both operative method and mutation was performed. DESIGN: Semistructured interviews were performed in cases and controls, as well as a gynecological examination in the cases. The results were correlated with disease-causing mutations and earlier surgical procedures if performed. SETTING: The study was conducted at university hospital referral clinics. MAIN OUTCOME MEASURES: Gynecological examination in all cases correlated to previous surgery (n = 49), type of mutation, and questionnaire responses. RESULTS: Half of the CAH women claimed that the disease affected their sex life. The women were less satisfied with their genitals, whether operated or not. Clitoris size and functions were affected by the surgical method. Five women had a clinically evident vaginal stenosis on examination. However, almost half of patients experienced a narrow vagina. The overall psychosexual aspects of life were affected in these patients with later sexual debut, fewer pregnancies and children, and an increased incidence of homosexuality. These quality of life factors were correlated to the severity of the mutations. CONCLUSIONS: The overall quality of life in adult women with CAH is affected both by the type of mutation and operative procedure. Indications for clitoroplasty should be restrictive. Medical, surgical, and psychological treatment should be centralized.
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17.
  • Nordenström, Anna, et al. (author)
  • Sexual function and surgical outcome in women with congenital adrenal hyperplasia due to CYP21A2 deficiency: clinical perspective and the patients' perception.
  • 2010
  • In: The Journal of clinical endocrinology and metabolism. - : The Endocrine Society. - 1945-7197 .- 0021-972X. ; 95:8, s. 3633-40
  • Journal article (peer-reviewed)abstract
    • CONTEXT: Females with congenital adrenal hyperplasia (CAH) due to a CYP21A2 deficiency are exposed to androgens during fetal development, resulting in virilization of the external genitalia. Little is known about how these women feel that the disease has affected their lives regarding surgery and psychosexual adaptation. OBJECTIVE: Our objective was to investigate the correlation between the surgical results, the self-perceived severity of the disease, and satisfaction with sexual life and relate the results to the CYP21A2 genotype. DESIGN AND PARTICIPANTS: Sixty-two Swedish women with CAH and age-matched controls completed a 120-item questionnaire, and a composite score for sexual function was constructed. The surgical outcome, including genital appearance and clitoral sensitivity, was evaluated by clinical examination. The patients were divided into four CYP21A2 genotype groups. RESULTS: The sexual function score, but not for genital appearance, was higher in the patients satisfied with their sexual life. This was also true of the patients who were satisfied with the surgical result. There were discrepancies between the patients' perception of the impact of the condition on their sexual life and what health professionals would assume from clinical examination. The patients in the null genotype group scored lower on sexual function and satisfaction with their sexual life and had more surgical complications, also compared with the slightly less severe I2-splice genotype group. CONCLUSION: Our data show that the null genotype group was considerably more affected by the condition than the other groups and should be regarded as a subgroup, both psychologically and from a surgical perspective. Genotyping adds clinically valuable information.
  •  
18.
  • Olsson, Tommy, et al. (author)
  • Binjurarna
  • 2007
  • In: Endokrinologi. - Stockholm : Liber AB. - 9789147084289
  • Book chapter (other academic/artistic)
  •  
19.
  • Qian, Hong, et al. (author)
  • Critical role of thrombopoietin in maintaining adult quiescent hematopoietic stem cells.
  • 2007
  • In: Cell Stem Cell. - : Elsevier BV. - 1934-5909. ; 1:6, s. 671-684
  • Journal article (peer-reviewed)abstract
    • The role of cytokines in regulation of hematopoietic stem cells (HSCs) remains poorly understood. Herein we demonstrate that thrombopoietin (THPO) and its receptor, MPL, are critically involved in postnatal steady-state HSC maintenance, reflected in a 150-fold reduction of HSCs in adult Thpo(-/-) mice. Further, whereas THPO and MPL proved not required for fetal HSC expansion, HSC expansion posttransplantation was highly MPL and THPO dependent. The distinct role of THPO in postnatal HSC maintenance is accompanied by accelerated HSC cell-cycle kinetics in Thpo(-/-) mice and reduced expression of the cyclin-dependent kinase inhibitors p57(Kip2) and p19(INK4D) as well as multiple Hox transcription factors. Although also predicted to be an HSC viability factor, BCL2 failed to rescue the HSC deficiency of Thpo(-/-) mice. Thus, THPO regulates posttransplantation HSC expansion as well as the maintenance of adult quiescent HSCs, of critical importance to avoid postnatal HSC exhaustion.
  •  
20.
  • Ulfarsson, Elfar, et al. (author)
  • Expression and growth dependency of the insulin-like growth factor I receptor in craniopharyngioma cells : A novel therapeutic approach
  • 2005
  • In: Clinical Cancer Research. - 1078-0432 .- 1557-3265. ; 11:13, s. 4674-4680
  • Journal article (peer-reviewed)abstract
    • Craniopharyngioma is a rare benign intracranial epithelial tumor that, however, often recurs and sometimes kills the affected patients, one-third of which are children. In many cases, the patients acquire growth hormone deficiency and postoperatively need substitution. Generally, growth hormone promotes local release of insulin-like growth factor I (IGF-I), which in turn activates the IGF-I receptor (IGF-IR) if present. Together, these circumstances raise the question whether IGF-IR may be involved in craniopharyngioma growth. To address this issue, we analyzed phenotypically well-characterized primary low-passage craniopharyngioma cell lines from nine different patients for IGF-IR expression and IGF-I dependency. Two of the cell lines showed no/very low expression of the receptor and was independent on IGF-I, whereas five cell lines exhibited a strong expression and was clearly contingent on IGF-I. The two remaining cell lines had low receptor expression and IGF-I dependency. Upon treatment with an IGF-IR inhibitor, cells with high IGF-IR expression responded promptly with decreased Akt phosphorylation followed by growth arrest. These responses were not seen in cells with no/very low receptor expression. Growth of cell lines with tow IGF-IR expression was only slightly affected by IGF-IR inhibition. Taken together, our data suggest that IGF-IR may be involved in the growth of a subset of craniopharyngiomas and points to the possibility of the involvement of IGF-IR inhibitors as a treatment modality to obtain complete tumor-free conditions before growth hormone substitution. © 2005 American Association for Cancer Research.
  •  
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