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Biomedical subjects

A Dinbar

Publications and source records attributed to A Dinbar.

At least 55 records · Page 3Linked to original sources

Endoscopic treatment of suture line bleeding ulcer caused by nonabsorbable suture material in postvagotomy patients.

Two postvagotomy patients with upper gastrointestinal bleeding, which appeared several months after operation, are reported. Endoscopy showed the pyloroplasty suture line to be ulcerated and bleeding, with a few strands of silk protruding from edematous mucosa. The history of suture line ulceration and the contribution of endoscopy to its diagnosis and treatment are reviewed.

Absorption↗

Primary gastrointestinal lymphoma: a review of 21 cases.

A retrospective study of 21 patients who had suffered from gastrointestinal lymphoma was carried out. Gastric involvement was more common than involvement of the small or large intestine and carried a better prognosis. Gastrointestinal lymphoma generally occurs most frequently during the fourth to seventh decades of life. In our study, however, five lymphomas occurred in patients under 20 years of age. Clinical symptoms were nonspecific, and abdominal mass was found in only 15% of the patients on clinical examination. All patients were explored, 17 underwent resection, and 4 laparotomy and biopsy. Five-year survival was much better for patients who had undergone resection. Survival was inversely proportionate to the extent of nodal spread. Multiple lesions on the same organ yielded a 5-year survival of 20%, while a single lesion offered a 55% chance of 5-year survival. Diffuse histiocytic lymphoma was the commonest type, followed by the poorly differentiated lymphocytic type. A longer survival rate was present in the lymphocytic type. However, the highest survival rate was in those patients in whom definite resections of the lesion were performed followed by radiation and chemotherapy, especially for gastric tumor.

Adolescent↗

Kidney fibroxanthoma (malignant fibrous xanthoma): a rare tumor and an unusual cause of retroperitoneal hemorrhage.

A case of kidney fibroxanthoma (malignant fibrous xanthoma, malignant variant of xanthogranuloma), a rare malignant neoplasm of kidney, is described. In addition to the typical histologic features of retroperitoneal xanthogranuloma, this tumor showed obvious pleomorphism and mitotic activity of the histiocytes. We present this case in view of the rarity of this neoplasm and the unusual presentation as massive retroperitoneal hemorrhage.

Fibrosarcoma↗

Anal erotic instrumentation. A surgical problem.

Anal sexual eroticism is a fact of modern life and a part of the male homosexual relationship. A delineation of surgical problems associated with anal erotic instrumentation with enema is presented. The cases of three patients with rectal perforation are described.

Adolescent↗

Reinsertion of a catheter for feeding jejunostomy.

A simple technique for the reinsertion of a feeding jejunostomy after its breakdown is described. The catheter of the old jejunostomy was used as a guide for the new one. This technique allows the old catheter to be changed by nonoperative means, thus avoiding a second laparotomy. No complications occurred following this procedure.

Catheterization↗

Massive intraabdominal bleeding due to a retroperitoneal leiomyosarcoma.

Retroperitoneal leiomyosarcomas are rare and show a tendency toward large size, cystic degeneration, bleeding, and extensions by infiltration to the adjacent structures. An unusual case of a retroperitoneal cystic leiomyosarcoma with massive intraabdominal bleeding is presented.

Hemoperitoneum↗

[Hemorrhoids].

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Hemorrhoids↗

[Shock].

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Disseminated Intravascular Coagulation↗