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Biomedical subjects

J R Schenken

Publications and source records attributed to J R Schenken.

At least 37 records · Page 2Linked to original sources

Cystic adventitial disease.

Cystic adventitial disease represents an unusual cause of peripheral vascular insufficiency. A mucinous cyst in the outer media or adventitia progressively compromises the arterial lumen. The therapy can be either aspiration of the cyst or resection with graft interposition. We present two cases involving the popliteal artery that were treated by resection. This lesion may be recognized by its angiographic appearance associated with a lack of generalized atherosclerotic disease.

Adult↗

Persistent cholecystohepatic ducts.

Anatomical variations in the biliary tract are reported with sufficient frequency to be of concern to the operating surgeon. They are often not identified prior to surgery. Drainage of both intrahepatic ducts into the gallbladder was identified in a case as the gallbladder was removed. The common bile duct proximal to the cystic duct was atretic. The problem was treated by a choledochoduodenostomy at the confluence of the hepatic ducts in the gallbladder bed.

Abnormalities, Multiple↗

Subcutaneous dirofilariasis in Nebraska.

Dirofilaria immitis infection in dogs is an increasing problem throughout much of the United States and is no longer limited to the South. Vector mosquitos are present and transmission may occur during the summer months throughout the southern, eastern, and midwestern states. In addition to pulmonary nodules, D immitis and related species cause symptomatic subcutaneous nodules. Physicians should be alert to this differential diagnostic possibility.

Adult↗

Papillary lymphoid hyperplasia of the terminal ileum: an unusual cause of intussusception and gastrointestinal bleeding in childhood.

Papillary lymphoid hyperplasia of the terminal ileum is a benign condition associated with abdominal pain, intussusception, and gastrointestinal hemorrhage. It appears to represent a distinct clinicopathologic entity, separate from the usual idiopathic intussusception of infancy and childhood. The lesions are reasonably well circumscribed, localized in the submucosa of the terminal ileum, and composed of lymphoid tissue with prominent germinal follicles. Management by ileocolectomy resulted in complete cure with no postoperative complications in our six cases. However, many authors recommend conservative therapy. The cause is not known but there may be some relationship between these cases and intestinal adenovirus infection.

Adenoviridae Infections↗