Malignant melanoma is malignancy arising from the melanocytes of skin and mucous membrane. Malignant melanoma is most common skin cancer accounting for 78% of skin cancer related deaths. Cho et al., (2005) reported that the risk factors for the melanoma are higher age, male sex, family history of melanoma, higher number of nevi, severe sun burn, light hair color, the data obtained from three large cohort studies. | A study on malignant melanoma