Results 51 to 60 of about 674 (150)

The transition between a poroma and a porocarcinoma evidenced by the dermoscopy [PDF]

Anais Brasileiros de Dermatologia, 2019
Eccrine porocarcinoma (EPC) is a rare malignant skin tumor. The dermoscopy of invasive EPC reveals focal presence of whitish-pink, structureless areas surrounded by pinkish-white halos.
Juliana Uchiyama, Márcio Martins Lobo Jardim, Neusa Yuriko Sakai Valente, Maria Fernanda Vieira Cunha Camargo   +3 more
doaj   +1 more source

Rare Secondary Neoplasms Arising in Epidermal Nevus: A Case Series and Literature Review

Journal of Cutaneous Pathology, Volume 53, Issue 9, Page 772-782, September 2026.
ABSTRACT Malignant transformation is known to occur with many nevi, such as nevus sebaceus. However, cases of secondary tumors developing in an epidermal nevus (EN) are rare, with only a few case reports documented in the literature. We present three unique cases of syringocystadenoma papilliferum (SCAP), syringofibroadenoma, trichilemmoma, and basal ...
Haya A. Homsi, Melissa Piliang, Jennifer Lucas, Jennifer S. Ko, Steven D. Billings, Shira Ronen   +5 more
wiley   +1 more source

Porocarcinoma of the left arm: A report of a rare skin cancer case and literature review

Clinical Case Reports, 2022
Porocarcinoma is a rare type of skin cancer that develops from the intraepidermal ductal part of eccrine sweat glands. It can arise de novo or from poroma ground with high potential for locoregional metastatic spread, morbidity, and mortality.
Carlo Signorelli, Luca Zanella‐Cavallero, Valentina Ranucci, Antonio Pellicciotti, Enzo Maria Ruggeri   +4 more
doaj   +1 more source

A Multifaceted Holistic Review of the Literature on Scar Dermatoses

International Wound Journal, Volume 23, Issue 5, May 2026.
ABSTRACT Many cutaneous diseases originate or manifest in scars. Scars are areas of compromised skin, which renders them a vulnerable cutaneous district for diseases to develop. The pathophysiology explaining why some dermatoses grow in scars is not yet thoroughly explored. The present study reviews the present literature on scar dermatoses.
Dana Maria Khoury, Elias El Tayar, Edward Eid, Firas F. Haddad, Ossama Abbas, Mazen Kurban   +5 more
wiley   +1 more source

Pigmented eccrine poroma in an atypical location

Anais Brasileiros de Dermatologia, 2022
Eccrine poroma is the term that includes benign neoplasms of the terminal duct of the eccrine sweat glands, which may clinically and dermoscopically resemble other melanoma and non-melanoma skin tumors.
Melissa de Almeida Corrêa Alfredo, Mariana Righetto de Ré Lai, Luciane Donida Bartoli Miot, Gabriela Roncada Haddad, Aline Lutz Garcia, Hélio Amante Miot   +5 more
doaj   +1 more source

RNA‐Sequencing Reveals Two Subgroups of Eccrine Porocarcinomas and Poromas

Journal of Cellular and Molecular Medicine, Volume 30, Issue 8, April 2026.
ABSTRACT Eccrine porocarcinoma (EPC), a rare malignant eccrine gland tumour, remains molecularly understudied. Transcriptomic studies of EPC and benign eccrine poroma (EP) have identified recurrent fusions and expression changes, but differences distinguishing malignant EPC from benign EP are unclear.
Maya Puttonen, Sami Kilpinen, Maria von Willebrand, Kalle Ojala, Tom Böhling, Virve Koljonen, Harri Sihto   +6 more
wiley   +1 more source

Porocarcinoma: relato de caso Porocarcinoma: case report

Anais Brasileiros de Dermatologia, 2011
O porocarcinoma écrino é uma neoplasia maligna, rara, das glândulas sudoríparas écrinas e, com maior frequência, acomete os indivíduos idosos, com idade média de 67,5 anos.
Fabiana Dutra Uchôa Cursino, Lucíola Teixeira, Emerson de Andrade Lima, Mariana de Andrade Lima, Silvia Costa Carvalho Rodrigues, Daniela Takano   +5 more
doaj   +1 more source

WHO classification of skin tumours: key updates in the fifth edition

Histopathology, Volume 88, Issue 3, Page 555-568, February 2026.
This review article summarizes the key updates in the 5th edition of the WHO Classification of Skin Tumours. It provides an overview of the major changes and new entities specific to the skin section, covering areas such as epidermal, melanocytic, mesenchymal and other tumours. The 5th edition of the World Health Organization Classification of Tumours (
Gabrielle Goldman‐Lévy, Raymond Barnhill, Boris C. Bastian, Werner Kempf, David Elder, Pedram Gerami, Wayne Grayson, Dmitry Kazakov, Daniela Massi, Jane Messina, Arnaud de la Fouchardière, Alexander J. Lazar, Thomas Brenn, Brian Rous, Andrew Field, Anthony Gill, Jennelle C. Hodge, Joseph D Khoury, Katia Leite, Shahin Sayed, Puay Hoon Tan, Rosalie Elenitsas, Eduardo Calonje, Lyn M. Duncan, Liang Zhiyong, Holger Moch, Rajendra Singh, Harshima Wijesinghe, Ian Cree, Dilani Lokuhetty   +29 more
wiley   +1 more source

Eccrine Porocarcinoma Associated with an Eccrine Poroma

Online Journal of Health & Allied Sciences, 2014
Eccrine porocarcinoma is a rare carcinoma arising from the intraepidermal duct of eccrine sweat glands and constitute about 0.005% of epithelial cutaneous neoplasms.
Manimaran D, Thulasi RR, Hemanathan G, Ishwarya S, Anuradha S   +4 more
doaj  

Primary porocarcinoma of the nipple with metastasis: A case report of a rare entity with molecular analysis and imaging correlation

Human Pathology Reports, 2023
Porocarcinoma (PC) is a rare malignant skin adnexal tumor, accounting for approximately 0.005% to 0.02% of all malignant cutaneous neoplasms. It occurs most commonly in the sun-exposed extremities.
Alireza Salem, Hannah L. Chung, Lavinia P. Middleton   +2 more
doaj   +1 more source