Overview

Definition

Deadly form of skin cancer arising from melanocytes.

Epidemiology

Incidence is increasing rapidly.

Etiology & Risk Factors

  • UV radiation exposure
  • Fair skin
  • BRAF V600E mutation
  • Multiple dysplastic nevi

Clinical Symptoms

  • ABCDE criteria: Asymmetry, Border irregularity, Color variation, Diameter >6mm, Evolving mole

Clinical Approach

Diagnosis

  • Excisional biopsy

Management

  • Wide local excision
  • Sentinel lymph node biopsy
  • Immunotherapy (Nivolumab, Pembrolizumab)
  • Targeted therapy

Complications

  • Rapid metastasis to brain, lungs, liver