<prompt> Most common type of malignant melanoma isSuperficial spreadingNodular melanomaLentigo maligna melanomaAcral lentiginous melanoma  <response>: A. i.e. Superficial spreading melanoma 613 -B L 25th 111- 13 S. Das 5thMALIGNANT MELANOMA Commonest type is superficial spreading melanoma 70 and Least is acral lentiginous melanoma 2 - 8 Nodular melanoma is the most malignant form The presence of lymph node metastasis is the single most important prognostic index in melanoma Skin is the most common site of malignant melanoma palms, soles and external genitalia are the common site Cardinal symptoms of malignant change in a mole or naevus1. Increase in size2. Change in colour3. Bleeding4. Evidence of local spread5. Enlarged regional lymph nodes 