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Do You Have to Have a Biopsy Before Mohs Surgery?

asked 1 year ago by RDH in Asheville NC
Latest answer by Andrew Kaufman, MD
Question viewed 406 times

must a biopsy be done prior to a mohs surgery or is the mohs procedure ever done for both? I do not have insurance and am thinking that doing a Mohs procedure would possibly save me money in the long run. My lesion is on my shin.

4 answers to Do You Have to Have a Biopsy Before Mohs Surgery?

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Biopsy Before Mohs Surgery?

Yes, you need a biopsy. A biopsy is performed on a lesion that is suspicious for skin cancer. The biopsy confirms that the lesion is indeed a skin cancer. What if it's not a skin cancer? What if it's a precancer (i.e. actinic keratosis) or wart? Then you would be able to avoid the cost of the Mohs surgery and get the appropriate treatment. Biopsy first. If it's a skin cancer, then based on the results of the biopsy you can determine what is the best option for treatment. more
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A biopsy is a must before Mohs surgery

Prior to performing surgery for a skin cancer using Mohs micrographic surgery, the diagnosis should be confirmed with a biopsy, otherwise, you might undergo unnecessary surgery, with risks that are not warranted. The biopsy could be a frozen biopsy and if the results prove there to be a skin cancer, then the Mohs surgery could be done. Usually, a biopsy is done in a standard fashion and sent to a laboratory for permanent section analysis (not frozen). Then when the result returns days... more
+1

Yes, You Need a Biopsy

A biopsy is performed to establish a diagnosis of skin cancer.  Mohs surgery is best applied for well differentiated skin cancers (BCCA, SCCA) in sensitive anatomic areas. 
+1

Biopsy prior to Mohs Surgery

I would always recommend performing a biopsy prior to Mohs surgery. The biopsy is sent for "permanent section" and is much better diagnostically than frozen section.

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