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Syndrome reference sheet
Generated 12 Oct 2026
Oncology · Oncology / Hereditary cancer syndromes Familial atypical multiple mole melanoma syndrome
Also known as: FAMMM syndrome
Multiple atypical nevi with melanoma and pancreatic cancer risk.
- Medical specialty
- Oncology
- Subspecialty
- Oncology / Hereditary cancer syndromes
- Sex & age distribution
- Male: affected; Female: affected; Children: yes, adolescents
- Gene(s) involved
- BAP1, CDK4, CDKN2A, MITF, POT1
Etiology & mechanism
CDKN2A inactivation.
Gene(s) involved (5)
BAP1CDK4CDKN2AMITFPOT1
Symptoms & signs (4)
melanomanumerous atypical molespancreatic canceruveal melanoma