Publications by authors named "Boyan Balev"

Background: Childhood hypertension is getting more attention in recent years. We present a case report of a rare cause of secondary arterial hypertension in a teenage girl - a solitary fibrous tumor of the kidney. The case demonstrates that standard imaging techniques, computed tomography and magnetic resonance imaging, are not fully reliable in the diagnosis of renovascular hypertension.

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Type 1 diabetes mellitus (T1DM) is a chronic disease that starts early in life and often leads to micro- and macrovascular complications. The incidence of the disease is lower than that of type 2 DM and varies in different countries and ethnic groups, and the etiological and pathogenetic factors are different from T2DM. The aim of this overview is to investigate the effect of T1DM on all-cause mortality and CVD morbidity and mortality.

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Pharyngocutaneous fistula (PCF) is a typical complication after total laryngectomy. It is managed predominantly via conservative techniques, but in cases of a large orifice or a substantial loss of surrounding soft tissue, surgical management is mandatory. Our aim was to apply a new endoscopic surgical approach for closure of a pharyngocutaneous fistula.

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Extranodal lymphoma, secondary to or accompanying nodal disease is uncommon, but not unusual finding. 18-Fluorodeoxyglucose positron emission tomography (18F-FDG PET/CT) imaging has an essential role in the staging of lymphoma, in treatment response monitoring, and in detection of recurrence. We present a case of a 52-year-old man with generalized diffuse large B-cell lymphoma (DLBCL) with multiple extranodal sites involvement detected by 18F-FDG PET/CT.

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Adrenal oncocytoma is an extremely rare neoplasm, which is mostly non-functional. Only five cases of childhood adrenal oncocytoma have been described so far, all of which were hormonally active. Currently, guidelines for management and follow-up are not available.

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A 34-year-old female patient underwent total hysterectomy and pelvic irradiation for uterine malignancy, which led to iatrogenic fibrotic injury of the distal ureter. Reconstructive surgery was performed, and the ureter was replaced by an isolated ileal segment. Ureteroileal anastomosis was created using the antireflux serous-lined extramural tunnel technique, while the distal end of the isolated ileal segment was widely anastomosed with the bladder.

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