McCune-Albright syndrome
etiology, symptoms

mutation affecting G-protein signaling

unilateral Cafe-au-lait spots
polyostotic fibrous dysplasia(多骨性線維性骨異形成症)
→ areas of ☆spindle cells and dysplastic bone most commonly in femur and tibia
(non-inflammatory)

endocrinopathy(precocious puberty)

genetics UWorld new question