Gorham Stout syndrome (disappearing bone disease): two additional case reports and a review of the literature.

Gorham-Stout syndrome, or disappearing bone disease, is characterized by the proliferation of thin-walled vascular channels associated with regional osteolysis. There have been fewer than 150 cases reported in the literature. In this clinical report, we describe 2 additional cases of Gorham-Stout syndrome affecting the maxillofacial skeleton. We provide a review of the clinical diagnosis of this syndrome and describe treatment options.