Acute Rheumatic Valvulitis with Palisading: A Rare but Classic Histopathological Finding in a Surgical Specimen

Valvulitis--bacterial or rheumatic?

Rheumatic Mitral Valvulitis with a “Giant Vegetation”—A Case Report

Infective endocarditis (IE) is the infection of inner endothelial layer of the heart including the heart valves and it may present as rapidly progressive or manifest itself as subacute or chronic disease. The epidemiology of infective endocarditis has been changed over the past few decades and the incidence of IE in children in United States and Canada is 1 in 1250 pediatric hospital admissions...

Keloid: A rare finding in Pyoderma Gangrenosum

Pyoderma gangrenosum is characterized by a chronic, non-infectious, destructive ulcer which is mostly seen on distal lower extremities, but it can be found anywhere on body. We report an 18-year old man who developed keloids after healing of his ulcers. He was a known case of chronic relapsing pyoderma gangrenosum. His previous ulcers were used to heal leaving atrophic, cigarette-paper sc...

Trichoepithelioma: A Rare but Crucial Dermatologic Issue

BACKGROUND Trichoepithelioma is a rare benign skin lesion that originates from hair follicles. Trichoepitheliomas are mostly seen in the scalp, nose, forehead, and upper lip. METHODS We present a large family of Iranian origin with 15 individuals affected with multiple familial trichoepithelioma in four generations, and treated with three different methods. RESULTS Trichoepithelioma is his...

Pathology of chronic rheumatic mitral valvulitis in Iran and its surgical implications.

Sixty-two consecutive surgically removed chronic rheumatic mitral valves were classified and tabulated according to their pathological features in relation to age and sex of the patients. The pathological features of the valves are quite different from the cases seen in Western hemisphere. Three types of gross pathological features are described. First is fibrous stenotic type which has very th...