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Syndrome reference sheet
Generated 13 Oct 2026
Endocrinology · Endocrinology / Bone and mineral disorders

Gorham–Stout syndrome

Also known as: Vanishing bone disease

Progressive osteolysis with lymphatic proliferation.

Medical specialty
Endocrinology
Subspecialty
Endocrinology / Bone and mineral disorders
Sex & age distribution
Male: affected; Female: affected equally; Children: yes
Gene(s) involved
KRAS, NRAS

Etiology & mechanism

Lymphatic endothelial proliferation drives bone resorption.

Gene(s) involved (2)

KRASNRAS

Symptoms & signs (5)

bone painchylothoraxlimb swellingpathologic fracturesprogressive bone loss
SyndromeScope — educational reference. Content is model-generated and not clinically verified; always confirm against OMIM, Orphanet and GeneReviews before clinical use.