What is Most common malignant tumor of nose ? and explain in detail?
Ans. is 'b' i.e., Basal cell carcinoma Basal cell carcinoma (rodent ulcer) This is the most common malignant tumour involving skin of nose (87%), equally affecting males and females in the age group of 40-60. Common sites on the nose are the tip and the ala. It may present as a cyst or papulo-pearly nodule or an ulcer with rolled edges. It is very slow-growing and remains confined to the skin for a long time. Underlying cailage or bone may get invaded. Nodal metastases are extremely rare. Treatment depends on the size, location and depth of the tumor. Early lesion can be cured by cryosurgery, irradiation or surgical excision with 3-5 mm of skin around the palpable borders of the tumour. Lesions which are recurrent, extensive or with involvement of cailage or bone are excised and the surgical defect closed by local or distant flaps or a prosthesis