A. Hahr

Acute Enlargement of a Frontal Calvarial Lesion in Polyostotic Fibrous Dysplasia Associated with McCune-Albright Syndrome: A Case Report

Background: McCune–Albright syndrome (MAS) is a rare mosaic disorder caused by postzygotic activating mutations in GNAS, classically presenting with fibrous dysplasia (FD), hyperpigmented macules, and endocrinopathies. Craniofacial FD is common and typically follows a benign course. However, acute symptomatic changes w...