Publications by authors named "N S Efremov"

Overactive bladder (OAB) is a syndrome consisting of urgency, usually accompanied by urinary frequency and nocturia, with or without urgent incontinence, in absence of a causative infection or pathological conditions. The prevalence of OAB is approximately 11-19% in both men and women, and leads to a significant negative effect on health-related quality of life. The prevalence of OAB increases with age.

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Introduction: Urinary incontinence (UI) is any involuntary leakage of urine. It is a common and distressing problem, which may have a large impact of quality of life.

Aim: To assess the prevalence of UI in people over the age of 65.

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This document was produced with the support of the National Medical Association for the Study of Comorbidities (NASС). In 2021 the first multidisciplinary National Consensus on the pathophysiological and clinical aspects of Increased Epithelial Permeability Syndrome was published. The proposed guidelines are developed on the basis of this Consensus, by the same team of experts.

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Leiomyosarcoma arising from renal pelvis is a very rare disease. A patient was admitted to hospital with left renal colic due to nephrolithiasis, with a filling defect in renal pelvis that was considered to be a blood clot. Diagnosis of leiomyosarcoma was made after visual inspection and biopsy of the exophytic lesion.

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Relevance: Benign prostatic hyperplasia (BPH) is one of the most common urological diseases among men. Despite the noticeable positive effects of pharmacotherapy on the quality of urination in BPH, the presence of an intravesical obstruction (IVO) leads to discontinuation of conservative treatment in favor of surgical interventions. One of the features of prostate enlargement is the degree of its intravesical growth (intravascular prostatic protrusion, IPP).

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