background: mccune albright syndrome is rare with an estimated prevalence of 1 in 100,000 to 1 in 1,000,000 persons. the classical clinical triad consists of fibrous dysplasia of the bone, café-au-lait skin spots and precocious puberty. however, in rare cases, there may be primary hypogonadism and amenorrhea. case presentation: an eighteen-year-old female presented with amenorrhea. she had a sh...