McCune–Albright Syndrome (Polyostotic Fibrous Dysplasia)- Sporadic, GNAS 1 gene mutation, encodes α subunit of Gs adenylate cyclase
- Large café-au-lait macules (geographic border), precocious puberty, pathological fractures, endocrine abnormalities (hyperparathyroidism, hyperthyroidism, acromegaly), sclerosis at base of skull
| | | | MCCune – Café au lait macules, preCocious puberty; do NOT confuse with Albright hereditary osteodystrophy (pseudohypoparathyroidism) | | | | |
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