Pilomatricoma is an uncommon tumor. The exact prevalence is unknown, but pilomatricoma probably accounts for less than 1 percent of all benign skin tumors.
How many people are affected by pilomatricoma ?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: How many people are affected by pilomatricoma ? [/INST] \n Pilomatricoma is an uncommon tumor. The exact prevalence is unknown, but pilomatricoma probably accounts for less than 1 percent of all benign skin tumors.</s>