Fig. 5From: Sorafenib-related generalized eruptive keratoacanthomas (Grzybowski syndrome): a case reportImages from the left proximal forearm lesion, which is in a later stage of evolution and is partly regressed. There is a residual attenuated layer of squamous epithelium that rests upon a fibrous scar. A foreign body giant cell reaction to keratin is also noted. Image is taken using the ×4 objective lensBack to article page