Results 51 to 60 of about 1,193 (186)

rearranged porocarcinoma with corresponding immunohistochemical expression: Review of recent advances in poroma and porocarcinoma pathogenesis with potential diagnostic utility

open access: yes, 2021
Porocarcinoma is a rare malignant adnexal tumor with predilection for the lower extremities and the head and neck region of older adults. This entity may arise de novo or in association with a benign poroma.
Loehrer, Andrew P   +9 more
core   +1 more source

Merkel Cell Carcinoma With Divergent Differentiation—Or Something Else? A Triphasic Cutaneous Carcinoma With Lineage Plasticity

open access: yesJournal of Cutaneous Pathology, EarlyView.
ABSTRACT Merkel cell carcinoma (MCC) is a rare, aggressive cutaneous neuroendocrine carcinoma that typically arises in sun‐exposed skin of older or immunosuppressed patients. Combined or collision tumors involving MCC and other cutaneous malignancies are uncommon, and tumors exhibiting more than two distinct malignant phenotypes are exceptionally rare.
Zeinab Khalil   +2 more
wiley   +1 more source

Eccrine porocarcinoma: case report and review of the literature

open access: yes, 2020
Eccrine porocarcinoma is a rare skin cancer that originates from the acrosyringium of eccrine sweat glands. From the clinical point of view the differential diagnosis with other skin cancers such as basal cell carcinoma and squamous cell carcinoma it is ...
Grieco M.   +4 more
core   +1 more source

Primary Nodal Poroid Hidradenocarcinoma With YAP1::NUTM1 Fusion: Report of a Rare Case

open access: yesJournal of Cutaneous Pathology, EarlyView.
ABSTRACT Poroid hidradenocarcinoma is a rare malignant sweat gland neoplasm. Although primary nodal hidradenoma has been reported, primary nodal poroid hidradenocarcinoma has not been described. We report a case of a 56‐year‐old man presenting with a nontender 5.5 cm mass within the axillary lymph node, and no identifiable primary cutaneous lesion on ...
Niloufar Hosseini   +5 more
wiley   +1 more source

Novel and emerging skin carcinomas and adnexal tumours

open access: yesHistopathology, EarlyView.
The present review aims to provide an overview of the main emerging skin epithelial tumours, with particular emphasis on salivary gland analogue sweat gland tumours and poorly differentiated carcinomas. Epidermal and adnexal tumours of the skin constitute a complex and heterogeneous group of neoplasms, with distinct morphology and behaviour.
Thibault Kervarrec   +2 more
wiley   +1 more source

YAP1-NUTM1 Gene Fusion in Eccrine Porocarcinoma with Late Metastatic Recurrence: A Case Report

open access: yesActa Dermato-Venereologica, 2022
is missing (Short communication)
Sara Tormo-Mainar   +4 more
doaj   +1 more source

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

open access: yesTurkderm 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   +2 more
doaj   +1 more source

Occurrence of metastatic eccrine porocarcinoma in an immunosuppressed patient

open access: yesSurgical 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   +5 more
doaj   +1 more source

Primary Axillary Porocarcinoma: A Rare Cutaneous Tumour [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2016
Eccrine porocarcinoma, a rare cutaneous malignant tumour accounts for a fraction of sweat gland tumours. This tumour is found to originate from the intraepithelial parts of the sweat glands. It commonly involves the lower extremities in elderly patients
Nalli R. Sumitra Devi   +4 more
doaj   +1 more source

Eccrine porocarcinoma of the upper eyelid

open access: yes, 2008
Copyright © 2008 The American Society of Opthalmic Plastic and Reconstructive Surgery, Inc.Eccrine porocarcinoma is an unusual, locally aggressive tumor with a significant risk of metastasis and recurrence after surgical excision.
James, C.   +5 more
core   +1 more source

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