- Fibrous dysplasia, precocious puberty & café-au-lait patches form the McCune-Albright syndrome
- Genetic, noninheritable disease
- Caused by mutations in G proteins leading to activation of cyclic AMP
- café-au-lait spots are smaller, darker & have a more irregular contour than those seen in NF (coast of Maine)
- NF lesions have a smoother contour, coast of California)