Figure 4.

Case 54, Tangential cut called an actinic keratosis. Case 54 included a dysplastic nevus and neurotized dermal nevus. One pathologist also reported an AK at the edge of one of the sections. Consensus was that "AK" was actually a tangential cut at edge of section.

Gilbertson et al. BMC Clinical Pathology 2006 6:4   doi:10.1186/1472-6890-6-4
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