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Sökning: WFRF:(Ringberg Anita)

  • Resultat 1-10 av 66
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1.
  • Arver, Brita, et al. (författare)
  • Bilateral Prophylactic Mastectomy in Swedish Women at High Risk of Breast Cancer: A National Survey.
  • 2011
  • Ingår i: Annals of Surgery. - Lippincott Williams & Wilkins. - 1528-1140. ; 253:6, s. 1147-1154
  • Tidskriftsartikel (refereegranskat)abstract
    • BACKGROUND/OBJECTIVE:: This study attempted a national inventory of all bilateral prophylactic mastectomies performed in Sweden between 1995 and 2005 in high-risk women without a previous breast malignancy. The primary aim was to investigate the breast cancer incidence after surgery. Secondary aims were to describe the preoperative risk assessment, operation techniques, complications, histopathological findings, and regional differences. METHODS:: Geneticists, oncologists and surgeons performing prophylactic breast surgery were asked to identify all women eligible for inclusion in their region. The medical records were reviewed in each region and the data were analyzed centrally. The BOADICEA risk assessment model was used to calculate the number of expected/prevented breast cancers during the follow-up period. RESULTS:: A total of 223 women operated on in 8 hospitals were identified. During a mean follow-up of 6.6 years, no primary breast cancer was observed compared with 12 expected cases. However, 1 woman succumbed 9 years post mastectomy to widespread adenocarcinoma of uncertain origin. Median age at operation was 40 years. A total of 58% were BRCA1/2 mutation carriers. All but 3 women underwent breast reconstruction, 208 with implants and 12 with autologous tissue. Four small, unifocal, invasive cancers and 4 ductal carcinoma in situ were found in the mastectomy specimens. The incidence of nonbreast related complications was low (3%). Implant loss due to infection/necrosis occurred in 21 women (10%) but a majority received a new implant later. In total, 64% of the women underwent at least 1unanticipated secondary operation. CONCLUSIONS:: Bilateral prophylactic mastectomy is safe and efficacious in reducing future breast cancer in asymptomatic women at high risk. Unanticipated reoperations are common. Given the small number of patients centralization seems justified.
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2.
  • Emdin, Stefan O., et al. (författare)
  • SweDCIS: Radiotherapy after sector resection for ductal carcinoma in situ of the breast. Results of a randomised trial in a population offered mammography screening.
  • 2006
  • Ingår i: Acta oncologica (Stockholm, Sweden). - 0284-186X. ; 45:5, s. 536-43
  • Tidskriftsartikel (refereegranskat)abstract
    • We studied the effect of postoperative radiotherapy (RT) after breast sector resection for ductal carcinoma in situ (DCIS). The study protocol stipulated radical surgery but microscopically clear margins were not mandatory. We randomised 1046 operated women to postoperative RT or control between 1987 and 1999. The primary endpoint was ipsilateral local recurrence. Secondary endpoints were contralateral breast cancer, distant metastasis and death. After a median follow-up of 5.2 years (range 0.1-13.8) there were 44 recurrences in the RT group corresponding to a cumulative incidence of 0.07 (95% confidence interval (CI) 0.05-0.10). In the control group there were 117 recurrences giving a cumulative incidence of 0.22 (95% CI 0.18-0.26) giving an overall hazard ratio of 0.33 (95% CI 0.24-0.47, p < 0.0001). Twenty two percent of the patients had microscopically unknown or involved margins. We found no evidence for different effects of RT on the relative risk of invasive or in situ recurrence. Secondary endpoints did not differ. Women undergoing sector resection for DCIS under conditions of population based screening mammography benefit from postoperative RT to the breast. Seven patients needed RT-treatment to prevent one recurrence.
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3.
  • Fryzek, Jon P., et al. (författare)
  • Self-reported symptoms among women after cosmetic breast implant and breast reduction surgery
  • 2001
  • Ingår i: Plastic and Reconstructive Surgery. - Lippincott Williams & Wilkins. - 0032-1052. ; 107:1, s. 206-213
  • Tidskriftsartikel (refereegranskat)abstract
    • A retrospective cohort study was performed in Sweden to evaluate the possibility that an individual symptom or constellation of illness symptoms related to silicone occurs in women after breast implant surgery. A random sample (n = 2500) of all women in the Swedish national implant registry who underwent breast augmentation surgery with alloplastic breast implants during the years 1965 through 1993 was compared with a sample (n = 3500) of women who underwent breast reduction surgery during the same period, frequency matched to the implant patients for age and calendar year at the time of surgery. In total, 65 percent of the breast implant patients (n = 1546) and 72 percent of the breast reduction patients (n = 2496) completed a self-administered questionnaire covering 28 rheumatologic and other symptoms and lifestyle and demographic factors. Practically all of the 28 symptoms inquired about were reported more often by women in the breast implant cohort, with 16 (57 percent) significantly more common in breast implant recipients. In contrast, few significant differences or consistent patterns were observed in the length of time since the implant and in the type (silicone or saline) or volume of the implant. Although women with breast implants report a multitude of symptoms more often than women who have breast reduction surgery, the lack of specificity and absence of dose-response relationships suggest that the excess of reported symptoms is not causally related to cosmetic implants.
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4.
  • Holmberg, Lars, et al. (författare)
  • Absolute Risk Reductions for Local Recurrence After Postoperative Radiotherapy After Sector Resection for Ductal Carcinoma In Situ of the Breast.
  • 2008
  • Ingår i: Journal of Clinical Oncology. - American Society of Clinical Oncology. - 1527-7755. ; 26, s. 1247-1252
  • Tidskriftsartikel (refereegranskat)abstract
    • PURPOSE: Evaluate the effects of radiotherapy after sector resection for ductal carcinoma in situ of the breast (DCIS) in patient groups as defined by age, size of the lesion, focality, completeness of excision and mode of detection. PATIENTS AND METHODS: A total of 1,067 women in Sweden were randomly assigned to either postoperative radiotherapy (RT) or control from 1987 to 1999, and 1,046 were followed for a mean of 8 years. The main outcome was new ipsilateral breast cancer events and distant metastasis-free survival analyzed according to intention to treat. RESULTS: There were 64 ipsilateral events in the RT arm and 141 in the control group corresponding to a risk reduction of 16.0 percentage points at 10 years (95% CI, 10.3% to 21.6%) and a relative risk of 0.40 (95% CI, 0.30 to 0.54). There was no statistically significant difference in distant metastasis-free survival. There was an effect modification by age, yielding a low effect of RT in women younger than 50, but substantial protection in women older than 60 years. The age effect was not confounded by focality, lesion size, completeness of excision, or detection mode. There was no group as defined by our stratification variables that had a low risk without radiotherapy. CONCLUSION: Our results indicate that younger women have a low protective effect of conventional RT after sector resection. Older women benefit substantially. We caution that the age effect was seen in a subgroup analysis. Further search with conventional clinical variables for a low risk group that does not need RT does not seem fruitful.
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5.
  • Holmberg, L., et al. (författare)
  • Mammography casting-type calcification and risk of local recurrence in DCIS: analyses from a randomised study
  • 2013
  • Ingår i: British Journal of Cancer. - Nature Publishing Group. - 1532-1827. ; 108:4, s. 812-819
  • Tidskriftsartikel (refereegranskat)abstract
    • Background: We studied the association between mammographic calcifications and local recurrence in the ipsilateral breast. Methods: Case-cohort study within a randomised trial of radiotherapy in breast conservation for ductal cancer in situ of the breast (SweDCIS). We studied mammograms from cases with an ipsilateral breast event (IBE) and from a subcohort randomly sampled at baseline. Lesions were classified as a density without calcifications, architectural distortion, powdery, crushed stone-like or casting-type calcifications. Results: Calcifications representing necrosis were found predominantly in younger women. Women with crushed stone or casting-type microcalcifications had higher histopathological grade and more extensive disease. The relative risk (RR) of a new IBE comparing those with casting-type calcifications to those without calcifications was 2.10 (95% confidence interval (Cl) 0.92-4.80). This risk was confined to in situ recurrences; the RR of an IBE associated with casting-type calcifications on the mammogram adjusted for age and disease extent was 16.4 (95% Cl 2.20-140). Conclusion: Mammographic appearance of ductal carcinoma in situ of the breast is prognostic for the risk of an in situ IBE and may also be an indicator of responsiveness to RT in younger women.
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6.
  • Lundberg, Jonas, et al. (författare)
  • When Is the Deep Inferior Epigastric Artery Flap Indicated for Breast Reconstruction in Patients not Treated With Radiotherapy?
  • 2014
  • Ingår i: Annals of Plastic Surgery. - Lippincott Williams & Wilkins. - 1536-3708. ; 73:1, s. 105-113
  • Tidskriftsartikel (refereegranskat)abstract
    • BACKGROUND: It is controversial whether breast reconstruction with a microvascular free flap should be done without restrictions in patients who have not had radiotherapy. Many regard it as too expensive, but some consider it better and more economically advantageous than an implant reconstruction. METHODS: Databases of publications were searched to find out under what conditions is it suitable to offer a deep inferior epigastric perforator (DIEP) or a transverse rectus abdominis myocutaneous flap to normalize the body's appearance in a woman whose breast(s) had been removed for cancer or to prevent the development of breast cancer. The effect of breast reconstruction with DIEP flaps was analyzed, taking account of the following factors: general satisfaction (quality of life), aesthetic satisfaction (cosmesis), and morbidity. To find out which factors were of potential importance, we recorded age, hypertension, whether scars from previous abdominal surgery were present, microcirculation, whether the patient was overweight or obese, and costs of the procedure. RESULTS: Patients planning to have DIEP flaps should be willing to stop smoking at least 4 weeks before and after the procedure and have a body mass index of less than 30 kg/m to avoid a higher risk of complications. Because of the paucity of papers, it is difficult to recommend one approach over the other when considering general satisfaction, aesthetic satisfaction, and health economics. However, economical long-term outcome is highly dependent on the initial costs of each procedure and the cumulative costs of complications for each reconstruction method. CONCLUSIONS: The scientific foundation of assessment of methods of techniques of breast reconstruction is weak. Therefore, it is important that future studies should present more comparable series, highlight the long-term effects in high-quality studies, to provide the patients with optimal results without undue risks and to avoid financial burdens on society.
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  • Resultat 1-10 av 66
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