Publications by authors named "Fehr P"

Importance: The role of axillary lymph node dissection (ALND) to determine nodal burden to inform systemic therapy recommendations in patients with clinically node (cN)-positive breast cancer (BC) is currently unknown.

Objective: To address the association of ALND with systemic therapy in cN-positive BC in the upfront surgery setting and after neoadjuvant chemotherapy (NACT).

Design, Setting, And Participants: This was a prospective, observational, cohort study conducted from August 2018 to June 2022.

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Purpose: The aim of this study was to evaluate clinical practice heterogeneity in use of neoadjuvant systemic therapy (NST) for patients with clinically node-positive breast cancer in Europe.

Methods: The study was preplanned in the international multicenter phase-III OPBC-03/TAXIS trial (ClinicalTrials.gov Identifier: NCT03513614) to include the first 500 randomized patients with confirmed nodal disease at the time of surgery.

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COVID-19 has had a devasting impact on older adults in Canada, including persons living with dementia. This intrinsic case study sought to understand the perceptions of persons living with dementia regarding how COVID-19 has impacted their well-being. Ten persons living with dementia participated in in-depth qualitative interviews about their experience with COVID-19.

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Aim: We developed tailored axillary surgery (TAS) to reduce the axillary tumor volume in patients with clinically node-positive breast cancer to the point where radiotherapy can control it. The aim of this study was to quantify the extent of tumor load reduction achieved by TAS.

Methods: International multicenter prospective study embedded in a randomized trial.

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The aim of this official guideline published and coordinated by the German Society of Gynaecology and Obstetrics (DGGG) in cooperation with the Austrian Society for Gynaecology and Obstetrics (OEGGG) and the Swiss Society for Gynaecology and Obstetrics (SGGG) was to provide consensus-based recommendations for the diagnosis and treatment of endometriosis based on an evaluation of the relevant literature. This S2k guideline represents the structured consensus of a representative panel of experts with different professional backgrounds commissioned by the Guideline Committee of the DGGG, OEGGG and SGGG. Recommendations on the epidemiology, aetiology, classification, symptomatology, diagnosis and treatment of endometriosis are given and special situations are discussed.

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The rapid emergence of COVID-19 has had far-reaching effects across all sectors of health and social care, but none more so than for residential long-term care homes. Mortality rates of older people with dementia in residential long-term care homes have been exponentially higher than the general public. Morbidity rates are also higher in these homes with the effects of government-imposed COVID-19 public health directives (e.

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Objectives: To engage persons with dementia, friends, family, caregivers, and health and social care providers to identify and prioritize their questions for research related to living with dementia and prevention, diagnosis, and treatment of dementia.

Design: The Canadian Dementia Priority Setting Partnership (PSP) followed James Lind Alliance PSP methods. Results were compared with the World Health Organization research prioritization exercise and the United Kingdom Dementia PSP.

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Background: Several studies and a meta-analysis showed that fibrin sealant patches reduced lymphatic drainage after various lymphadenectomy procedures. Our goal was to investigate the impact of these patches on drainage after axillary dissection for breast cancer.

Methods: In a phase III superiority trial, we randomized patients undergoing breast-conserving surgery at 14 Swiss sites to receive versus not receive three large TachoSil patches in the dissected axilla.

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Questions Under Study: The impact of assisted reproductive technology (ART) on Swiss demography was quantified. From 1993 to 2012 the number of deliveries, including multiples, generated by ART was compared with overall delivery numbers. Swiss experts in ART collaborated in a consensus to increase successful outcomes, to reduce the incidence of complications of ART and to validate recommendations through statistical review of available data.

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Currently, there is a rising trend to consider a multiple delivery as a genuine complication of assisted reproduction, which can be prevented by the replacement of one single, selected embryo. Particularly previously infertile women due to their poor reproductive function are at risk of complications during gestation leading to premature delivery. Cerebral palsy is the most common consequence of multiple gestation and a significant cause of disabling among the offspring.

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Purpose: To assess the clinical and biological effect of the preincubation of oocytes in follicular fluid prior to IVF and ICSI cycles.

Methods: A series of patients were treated by the preincubation of oocytes in the patients' follicular fluid for 3 h after oocyte retrieval followed by processing with standard protocols. Control oocytes were preincubated in normal IVF culture medium.

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In Gynaecology there have been many innovative developments towards minimal invasive surgery. Today patients can profit of these new techniques in all fields of gynaecological surgery, some of which are described: The treatment of benign adnexal pathology including ectopic pregnancy is a domain of laparoscopy. Also symptomatic myomas can be enucleated by laparoscopy with favourable pregnancy outcome.

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Purpose: To determine the efficiency of transferring human zygotes as opposed to human day 2 or 3 embryos.

Methods: A prospective, randomized, Multicenter trial. Patients were randomized into zygote or embryo transfer.

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Objective: To investigate whether orally administered misoprostol during the third stage of labor is efficient in reducing postpartum blood loss.

Methods: In a double-masked trial, during vaginal delivery women were randomly assigned to receive a single oral dose of misoprostol (600 microg) or placebo in third stage of labor, immediately after cord clamping. The third stage of labor was managed routinely by early cord clamping and controlled cord traction; oxytocin was administered only if blood loss seemed more than usual.

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Telepathology may be used to provide a frozen section service to hospitals without a department or institute of pathology. We have developed a telepathology system using the commercially available Integrated Services Digital Network (ISDN). The main software and hardware elements of our system are: Apple Macintosh workstations, a program for simultaneous transfer of image, voice and data, and a data bank for storage of patients' data and microscopic images.

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Thromboxane, excreted in the urine in increased amounts in glomerular, vascular and tubulo-interstitial diseases, is considered to originate from the kidney. The localization of thromboxane synthase, a key enzyme of arachidonic acid metabolism, was studied in the human kidney by immunohistology using the monoclonal antibody Tü 300. In the interstitial tissue dendritic reticulum cells surrounding the tubules expressed high concentrations of the enzyme.

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We report 4 cases of severe urinary obstruction after abdominal stress incontinence procedures in women. The operative procedure consisted in transurethral resection of the obstructive, overcorrected dorsal bladder neck. After resection of the highly elevated bladder neck between the 3- and 9-o'clock position in the dorsal lithotomy position, the patients were able to regain a normal micturition without residual urine.

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We describe a low-cost telepathology system working via a commercial integrated services digital network (ISDN) and consisting of modular software and hardware elements. The main elements are Apple Macintosh workstations; a software program for the simultaneous transfer of pictures, voice, and data; and procedures for image processing and general administration of all the information generated. Additionally, the system allows remote control of any peripheral instruments by a "picture-instrument manager.

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The rare fact of endometrial ossification can be found after abortion or chronic inflammation. We describe a case from our clinic. Despite repeated curettages new ossifications occurred.

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[Tuberculosis of the breast].

Gynakol Geburtshilfliche Rundsch

November 1993

The case of a 89-year-old women with mammary tuberculosis is reported. The diagnosis was based on histopathological and bacteriological examinations. Chest X-ray showed a lung-pleural tuberculosis, so we considered it a secondary organ manifestation.

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[Treatment of vulvar cancer].

Gynakol Geburtshilfliche Rundsch

March 1994

125 patients with carcinoma of the vulva were evaluated with respect to corrected 5-year survival rates. In our study we try to answer two questions in the therapeutic management of vulval carcinoma: (1) Is organ-preserving surgery in stage I tumors adequate? (2) How important is the radiation therapy in the general treatment concept in more advanced stages of the disease? Our study shows that organ preservation seems to be possible in stage I disease, if resection of the tumor is complete with a margin of normal tissue. If inguinal lymph nodes are involved or the primary tumor is bulky, the best results are obtained with a combination of radical surgery and locoregional radiation therapy.

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Using the monoclonal antibody Tü 300 we localized thromboxane synthase, a secondary enzyme of the arachidonic acid cascade, employing the alkaline phosphatase anti-alkaline phosphatase method and indirect double labelling immunofluorescence in frozen sections of human tissues. Aside from platelets, the source of the antigen, all cells of the mononuclear phagocytic system were positive, including epithelioid cells and associated giant cells, starry sky macrophages, dendritic cells of T-cell areas, Langerhans cells and Kupffer cells. In addition, some epithelial cells such as epithelia of tonsillar crypts, reticular epithelia of the thymic cortex and ductular epithelia in liver, pancreas, female breast and salivary glands showed occasional focal reactivity for thromboxane synthase.

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