"A case of vanishing bone disease complicated by chylothorax- diagnosis and treatment".

A 16-year old girl with Gorham-Stout disease is presented. She had progressive replacement of the bones of her left arm and shoulder girdle by fibroadipose tissue and numerous proliferated, non-neoplastic, lymphatic channels. The clinico-pathologic features of this condition are discussed, as are its possible complications and available therapeutic modalities.

Alopecia areata incognita in Cronkhite-Canada syndrome.

Cronkhite-Canada syndrome is an acquired inflammatory polyposis syndrome in which alopecia, onychomadesis and hyperpigmentation occur concurrently with gastrointestinal symptoms. The pathophysiology of alopecia in Cronkhite-Canada syndrome has not been definitively elucidated. We present evidence for alopecia areata incognita as a possible mechanism of hair loss.