Skin Tumours

1.Malignant melanoma

2.Basal cell carcinoma

3.Rodent ulcer

4.Leukoplakia

5.Microscopic picture of malignant melanoma

6.Mention two premalignant lesions of skin

7.What is leukoplakia

1.Basal cell carcinoma of the skin

2.Microscopy of basal cell carcinoma of skin

1.All are true about malignant melanoma EXCEPT

• a) It has radial and vertical growth phase
• b) Spontaneous regression of primary tumour may occur
• c) Metastatic deposits show black colour
• d) Peripheral palisading of tumour cell Nests are seen in microscopic sections