[Atypical coarctation. Repair with Dacron graft and aortic sarcoma]. / Coartación atípica. Corrección con injerto de Dacron y sarcoma de aorta.

A patient with a localized severe stenosis of his lower thoracic aorta is described. He presented a coarctation like syndrome with hypertension, pulseless legs and left ventricular failure. At surgery a biopsy of the lesion and bypass graft were performed. Pathology diagnosed intimal hyperplasia. Twenty eight months later he developed a sarcoma.

Ulceroinfiltrative syphilitic gastropathy: silver stain diagnosis from biopsy specimen.

A 34-yr-old woman had clinical, radiological, gastroscopic, and histological evidence of infiltrative and erosive gastritis involving the antrum. Positive serological tests for syphilis suggested gastric lues. This diagnosis was confirmed by demonstrating spirochetes in gastric mucosa by silver impregnation.