“…3,6 Age at appearance ranges from 4.5 to 75 years, with most lesions found in patients between 20 and 40 years of age. 1,3,6,7 Single or multiple firm, painless nodules may be identified on physical examination. 2,5,6 Most are 1 to 3 cm in diameter; however, lesions as large as 12 cm have been reported.…”