A 69-year-old Hispanic woman presented for the evaluation of nodules on the head and back. In the past, she had been treated for basal cell carcinoma (BCC) of the face; the referring physician was concerned that the new lesions might also be BCC. The patient had an extensive past medical history. In addition to BCC, she had been treated for breast cancer, colon cancer, and cervical cancer prior...

Terim Kapakin K.A., F. Bozkurt, R. Haziroğlu: Sebaceous Adenocarcinoma in a Cat. Acta Vet. Brno 2008, 77: 123-125. In this study, the sebaceous gland adenocarcinoma was presented in the external auditory canal of a 10-year-old female tabby cat. There were three tumoural masses located macroscopically in the external auditory canal in the dimensions of 0.2 × 0.5, 0.3 × 0.5, and 0.1 × 0.1 cm, and...

While a voluminous literature relating to the basal cell carcinoma or epithelioma has arisen since Krompecher in 1903 (1) proposed its derivation from the basal layer of the epidermis, there is still lack of general agreement as to its precise histologic origin. Doubts as to epidermal origin of these tumors were expressed by Mallory (2) and Haythorn (3). Mallory attributed their origin to hair ...

516 Ann Dermatol Received April 28, 2016, Revised August 9, 2016, Accepted for publication August 22, 2016 Corresponding author: Ji Yeon Byun, Department of Dermatology, Ewha Womans University Mokdong Hospital, 1071 Anyangcheon-ro, Yangcheongu, Seoul 07985, Korea. Tel: 82-2-2650-5160, Fax: 82-2-2652-6925, E-mail: [email protected] This is an Open Access article distributed under the terms of th...

In the perianal region of carnivores, skin consists of modified sebaceous glands called perianal glands. Tumors originating from perianal glands are the third most frequent type of neoplasm in male dogs after neoplastic diseases of testes and skin. Ki-67 is a nuclear non-histone protein considered a proliferation marker in normal and neoplastic proliferating cells. Previous investigations revea...