Miscellanea of Cutaneous Metastases
Fig. 75.1 Skin metatstasis from a primary papillary thyroid carcinoma (courtesy of B.Cribier, Strasbourg, France) Fig. 75.2 The skin tumor is composed of tubules containing colloid-like material and lined by…
Malignant Mixed Tumor of Skin
Fig. 18.1 Malignant mixed tumor displays dermal and/or subcutaneous nodules composed of epithelial cells arranged in cords and nests within a chondromyxoid stroma Fig. 18.2 The tumor has a multinodular…
Myxoid Liposarcoma
Fig. 41.1 Myxoid liposarcoma. A large, slowly growing, deeply located painless mass on the upper back Pathology Myxoid LPSs are well circumscribed or encapsulated, lobulated soft tissue tumors (Fig. 41.2)….
Porocarcinoma
(1) Anatomic Pathology Laboratory, “Oncoteam Diagnostic”, Monza Hospital, Bucharest, Romania (2) Department of Pathology, University of Arkansas for Medical Sciences, Little Rock, AR, USA (3) Department of Dermatology, “Dr. Carol…
Merkel Cell Carcinoma
Fig. 56.1 Merkel cell carcinoma. An asymptomatic, firm, purple tumor on the face of an old patient TMCC can be staged as follows: Stage I – Primary tumors ≤2 cm,…
Cutaneous Metastases of Lung Cancer
Fig. 73.1 Multiple isolated nodules over the neck and chest area from a lady with known lung carcinoma Fig. 73.2 Cutaneous metastases of lung carcinoma. Skin metastases can rarely present…
Nested Melanoma of the Elderly
Fig. 53.1 Nested melanoma of the elderly. A flat, irregularly pigmented and shaped lesion measuring 8 mm in a 65-year-old man Dermatoscopic examination shows the presence of variably pigmented and…
Dermatofibrosarcoma Protuberans
Fig. 32.1 Dermatofibrosarcoma protuberans. A typical presentation characterized by a slow-growing multinodular indurated plaque on the anterior trunk of a 30-year-old woman Pathology DFSP is characterized by a dense proliferation…
Primary Cutaneous γ/δ T-Cell Lymphoma
Fig. 67.1 Subcutaneous GD-TCL: Infiltrated and ulcerated plaque on the arm (By courtesy of Dr. B. Pfeiff, Germany) Pathology CGD-TCL shows epidermotropic, dermal (diffuse or nodular), and/or subcutaneous infiltrates. The…
Extranodal NK/T-Cell Lymphoma: Nasal Type
Fig. 65.1 ENTL, nasal type: Ulcerated tumor in the nasal area (Courtesy of Dr. Alistair Robson, London, UK) Pathology ENTL is characterized by dense dermal and subcutaneous infiltrates with an…
