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tci General Surgery Coding Alert - 2003 Issue 3
Watch Incision versus Margins When Calculating Diameter
When calculating excision diameter, be careful not to confuse the length of the incision with margins. The surgeon may make incisions of varying sizes depending on lesion type and location, as well as the closure method used, but the incision's size should not affect code selection for the lesion. Often, the physician will make an incision that is longer than the lesion because "the longer you make that ellipse, the flatter your scar is going to be," but this has no bearing on code selection, says Allan Wirtzer, MD, a dermatologist in private practice at Mid-Valley Dermatology in...
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