Clinical features and prognosis of Asian patients with acral lentiginous melanoma who have nodal nevi in their sentinel lymph node biopsy specimen.

Nodal melanocytic nevi (NN) encountered during sentinel lymph node biopsy (SLB) for malignant melanoma are usually difficult to distinguish from metastatic melanoma. However, NN have not been studied well in acral lentiginous melanoma (ALM) in Asian populations.