Benign neoplasms of skin
Common epidermal tumors from benign proliferation of immature keratinocytes, usually develop after 50
Sudden appearance of multiple has been associated with GI or lung cancer.
May be inherited AD, few to hundreds, start as macule with 1-3mm tan lesion early but can range from 1-6cm, classically “stuck on”, “greasy”, brown, flat or slightly raised, warty, scaly hyperpigmented lesion
Treatment: Cosmetic, concerns.
Liquid nitrogen but may not respond with thicker lesion.
Snip or shave excision
Excisional biopsy into subcutaneous fat indicated if suspicion lesion