Elderly man with long-standing mole over the face which is increasing in size and showing irregular border. Diagnosis:: (A) Superficial spreading melanoma, (B) Lentigo maligna, (C) Acral melanoma, (D) Nodular melanoma
Answer is B. Lentigo maligna- occur on face sun exposed areas of older individuals,long standing cases,manifests as a flat,dark,variably pigmented lesion,with irregular borders and a history of slow development,best prognosis Superficial spreading melanoma- m/c type , m/c site torso/trunk Nodular- most malignant,veical growth phase + Acral melanoma-least common ,m/c site great toe nail