Results 51 to 60 of about 1,574 (201)

UV-induced local immunosuppression in the tumour microenvironment of eccrine porocarcinoma and poroma [PDF]

, 2022
Eccrine porocarcinoma (EPC) is a rare malignant adnexal tumour of the skin. Part of EPCs develop from their benign counterpart, poroma (EP), with chronic light exposure and immunosuppression hypothesized to play a role in the malignant transformation ...
Böhling, Tom, Isola, Jorma, Koljonen, Virve, Puttonen, Maya, Sihto, Harri, Ylinen, Onni   +5 more
core   +2 more sources

Dermoscopic evaluation of amelanotic and hypomelanotic melanoma [PDF]

, 2008
Objective: To determine the predictive dermoscopic features of amelanotic and hypomelanotic ...
Ahlgrimm-Siess, V., Argenziano, G., Avramidis, M., Bono, R., Braun, R., Byth, K., Cabo, H., Ghigliotti, G., Guitera, P., Johr, R., Kreusch, J., Langford, D., Llambrich, A., Malvehy, J., Marghoob, A. A., Menzies, S. W., Oliviero, M., Pagnanelli, G., Pellacani, G., Perusquia, A. M., Piccolo, D., Pizzichetta, M. A., Puig, S., Robinovitz, H. S., Soyer, H. P., Stanganelli, I., Tanaka, M., Terstappen, K., Thomas, L., Zalaudek, I.   +29 more
core   +2 more sources

Antiviral regulator TRIM25 as a prognostic marker of better survival in Merkel cell carcinoma: Association with MCPyV status

International Journal of Cancer, Volume 158, Issue 12, Page 3268-3278, 15 June 2026.
What's new? TRIM25 is known for its role in antiviral immunity and association with poor prognosis in various cancers. This study reveals an association between high TRIM25 expression and Merkel cell polyomavirus positivity in Merkel cell carcinoma.
Klaus W. Fagerstedt, Sami Kilpinen, Johanna Arola, Benjamin Z. Sundqvist, Tom Böhling, Leif C. Andersson, Harri Sihto   +6 more
wiley   +1 more source

Is Porocarcinoma a Rare Entity as Previously Reported? A Case Series Presented in a Short Span with Repeating Misdiagnosis and Comparison to Existing Literature

Cerrahpaşa Medical Journal
Objective: Porocarcinomas are rare malignant eccrine sweat gland-derived tumors that are less than 0.005% of all malignant epithelial cutaneous tumors and are mostly seen in the lower extremities as reported in the literature.
Ersin Yavuz, Özge Gökbaşı, Ayşe Mine Önenerk Men, Övgü Aydın Ülgen, Alp Ercan   +4 more
doaj   +1 more source

Dermoscopic Features of Eccrine Porocarcinoma Arising from Hidroacanthoma Simplex

Dermatology Research and Practice, 2010
Eccrine porocarcinoma is a rare cutaneous neoplasm that mainly affects elderly people and grows slowly over a long period of time but often experiences an accelerated growth phase.
Reiko Suzaki, Takeaki Shioda, Izumi Konohana, Sumiko Ishizaki, Mizuki Sawada, Masaru Tanaka   +5 more
doaj   +1 more source

RB1 inactivation in cutaneous carcinomas

Histopathology, Volume 88, Issue 4, Page 769-789, March 2026.
Among skin carcinomas, recurrent RB1 inactivation is observed in Merkel cell carcinoma, in a subset of squamous cell carcinoma with bowenoid morphology, in sebaceous carcinoma and in the recently described Wnt/beta‐catenin rosette‐forming carcinoma.
Tiffany Liv, Antoine Touzé, David Schrama, Serge Guyétant, Mahtab Samimi, Michael T Tetzlaff, Benjamin A Wood, Paul W Harms, Thibault Kervarrec   +8 more
wiley   +1 more source

Cutaneous adnexal tumours: A study of 395 cases from a tertiary care hospital

Indian Journal of Dermatology, 2023
Background: Cutaneous adnexal tumours (CATs) are one of the commonest clinical presentations in dermatology outpatients. They constitute a subset of skin tumours with a common clinical presentation and variable histological findings.
Nitu Sharma, Tripti Nakra, Shipra Agarwal, Vishal Gupta, Manoj Kumar Singh, Sudheer Arava   +5 more
doaj   +1 more source

Hemorrhagic polypoid lesion on the leg - eccrine porocarcinoma: A case report

Turkderm Turkish Archives of Dermatology and Venereology
Eccrine porocarcinoma is a rarely seen cutaneous malignancy originating from the intraepidermal ductus of eccrine glands. The disease is characterized by nodular lesions primarily located in the lower extremities. The disease may arise de novo or develop
Yusuf Can Edek, Betül Öğüt, Esra Adışen   +2 more
doaj   +1 more source

Eccrine Porocarcinoma: A Case Report of a Rare Skin Malignancy (Dermatopathologic View) [PDF]

, 2017
Eccrine porocarcinoma is extremely rare malignant skin adnexal tumor histogenetically derived from the sweat gland ducts and acrosyringium. The authors described a 66-year-old woman, who was diagnosed to have a malignant cutaneous neoplasia arising in ...
Bartoš, Vladimír, Kullová, Milada
core   +4 more sources

Occurrence of metastatic eccrine porocarcinoma in an immunosuppressed patient

Surgical and Experimental Pathology, 2020
Background Eccrine porocarcinoma is a rare malignancy accounting for 0.005 to 0.01% of all cutaneous tumors. However, its etiology is not well established. Herein we are reporting the occurrence of metastatic porocarcinoma of the back in a patient with a
Mitul B. Modi, Ata S. Moshiri, Toru Shoji, Martin C. Mihm, Xiaowei Xu, David E. Elder   +5 more
doaj   +1 more source