Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Origin of Adnexal Neoplasms?

…aci M, Sari A, Ataoglu O. Microcystic adnexal carcinoma of the breast: a very rare breast skin tumor. Dermatol Surg 2002 Nov;28(11):1092-4. “Trichoblastoma is a rare benign skin appendage tumor of hair germ origin.” Cheng L, Binder SW,…

Differential Diagnosis in Dermatopathology

Discussions

…diagnosis from neoplasms primary in the skin. Carcinoma of the breast is an exception. If there are but a few neoplastic cells and numerous inflammatory cells scattered diffusely among bundles of collagen, metastatic carcinoma from the breast may be…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Mammary and Extramammary Paget’s Disease?

“Extramammary Paget’s disease is a carcinoma of the ducts of apocrine sweat glands, with the invasion of carcinoma cells (Paget’s cells) into the epidermis and into the glandular portion of the sweat gland.” Braun-Falco O,…

Dermatology Practical & Conceptual

Papillary adenocarcinoma in situ of the skin: report of four cases

…tive surgical margin. One month earlier, the patient had right breast mastectomy with sentinel lymph node biopsy, which showed the presence of a 3.0 cm low-grade invasive ductal carcinoma with mucinous features in the breast. Four sentinel lymph node…

Histologic Diagnosis of Inflammatory Skin Diseases

Traumatic fat necrosis

…r J Dermatol 2002;12(1):82–84. Hadfield G. Fat necrosis of the breast. Br J Surg 1929;17:673–82. Lanz. Centralbl Chir 1898;25:1253. In: Hadfield G. Fat necrosis of the breast. Br J Surg 1929;17:673–82. Lee BJ, Adair F. Traumatic fat necrosis of the f…