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What is Moh's micrographic excision for basal cell carcinoma is used for all of the following except - and explain in detail?
• Mohs’ technique uses serial excision in small increments coupled with immediate microscopic analysis to ensure tumor removal, yet limit resection of aesthetically valuable tissue.
• Advantage: All specimen margins are evaluated.
• Major benefit: Ability to remove a tumor with minimal sacrifice of uninvolved tissue.
• Particular value in managing tumors of the eyelid, nose, or cheek
• Indicated in large, aggressive tumors located at vital areas or recurrent tumors
• Major drawback: Procedure length (Total lesion excision may require multiple attempts at resection, and many procedures may be carried out over several days)
• Recurrence and metastases rates are comparable to those of wide local excision.