Fig. 22.1 A slowly enlarging, flesh-colored, indurated plaque with ill-defined borders on the face Pathology At scanning magnification, MAC has a silhouette of a malignant neoplasm, being large, asymmetrical, and…

Fig. 68.1 DLBL-LT: Solitary nodule on the lower leg Pathology A dense diffuse dermal infiltrate of centroblast- and immunoblast-like cells with non-cleaved, i.e., round nuclei and mitotic activity, is found…

Fig. 49.1 Sheets of atypical melanocytes with abundant eosinophilic cytoplasm comprise rhabdoid melanoma Fig. 49.2 The tumor cells have marked nuclear atypia and abundant densely eosinophilic cytoplasm. The appearance is…

Fig. 62.1 Syringotropic mycosis fungoides. Erythematous, scaly patch with papules on the flank Fig. 62.2 Syringotropic mycosis fungoides. An alopecic patch with anhidrosis Pathology SMF is characterized by a dense…

Fig. 61.1 Localized pagetoid reticulosis. A solitary, slowly enlarging, persistent erythematous patch with sharply demarcated borders for 10 years Pathology Histologically, LPR demonstrates a hyperplastic epidermis with striking colonization by…

Fig. 39.1 Clinical photo of two adjacent foci of PH from the leg of a young male Pathology PH is characterized by an infiltrative proliferation of spindle cells arranged in…

Fig. 23.1 Syringoid eccrine carcinoma. An indurated withish plaque on the cheek Fig. 23.2 Syringoid eccrine carcinoma. An infiltrated plaque with ill-defined margins on the wrist Pathology The histological appearance…

Fig. 13.1 Nodular ulcerated lesion on the left upper chest Pathology The tumor is asymmetrical and poorly circumscribed and has a large size, usually extending throughout the dermis and subcutaneous…

Fig. 2.1 An ulcerated vegetating tumor on the cheek of an 83-year-old woman Pathology Originally, Kuo described three types of clear cell SCC, namely, keratinizing (type I), nonkeratinizing (type II),…

Fig. 51.1 Well-circumscribed, slowly growing lesion, 2 cm in diameter, with dark brown appearance, mimicking a melanocytic nevus Pathology “MDM” presents as an expansile nodule composed of relatively uniform, moderately…