A 57-year-old man presented with concerns about a new growth on his scalp. He was born
with a birthmark on his scalp that had become bumpy over time, but over the previous year …

A 54-year-old Japanese woman presented with multiple nodules arising within a hairless
birthmark on her head. On examination, multiple greyish-black dome-shaped nodules, the …

What is your diagnosis?

REPORT OF A CASE A 26-year-old white woman sought medical attention for a birthmark
on her abdomen. The growth was stable in size and asymptomatic but had become" pinker" …

An 86-year-old man with a history of basal cell carcinoma was referred by his primary care
physician to our dermatology clinic for a lesion of concern on the nasal bridge. On physical …

REPORT OF A CASE A 68-year-old man presented with a 1-month history of change within
a lifelong lesion on his left cheek. The patient reported the growth of a new nodule, which he …

A 9-year-old boy presented to our clinic with a “bump on his head” that has existed since
birth. The patient has no known medical conditions and his parents deny any physical …

A 32-year-old white woman, with a negative personal and family history of malignant
melanoma was referred from her dermatologist with a 1-week history of a gradually …

A 54-year-old carpenter complained of an enlarging nodular lesion on his scalp, which had
developed in a hairless birthmark, over the previous 10 months. Clinical examination …

Report of a Case. A 56-year-old white man with a history of diabetes, hypertension, smoking,
and multiple, long-standing, multicolored tattoos obtained a new tattoo on his left forearm …