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1
Agminated basal cell carcinoma (BCC) describes multiple histologically confirmed BCCs developing in a discrete, localized skin region.
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2
A 67-year-old woman developed 22 BCCs over 24 years, including 19 on the frontal scalp, without identified syndromic features or reported local exposures.
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3
A 78-year-old man developed 44 BCCs over 11 years; 20 clustered in the right perioral and buccal region despite prior full-face acne radiation.
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4
Both patients lacked associated syndromic stigmata, and nonsyndromic agminated BCC was diagnosed by exclusion; cutaneous mosaicism remains hypothetical.
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5
Treatment for both patients combined electrodesiccation and curettage, Mohs micrographic surgery, and standard surgical excision.
