Annular pigmented actinic keratosis mimicking lentigo maligna melanoma in a 75-year-old female: An unusual presentation
Pigmented bar drain board actinic keratosis (PAK) is an uncommon variant of actinic keratosis that can mimic different pigmented lesions, which may be benign or malignant.The diagnosis of PAK is often challenging because of overlapping features with lentigo maligna melanoma (LMM).Clinically, lesions of both conditions almost look similar; the diagn