Results 61 to 70 of about 4,957,056 (152)

Epidermoid cyst as differential diagnosis for spherical keratoma: What do we know?

Equine Veterinary Education, Volume 38, Issue 9, Page 489-508, September 2026.
Summary This article briefly presents the case of a space‐occupying coronary band mass that raised the question of how one can differentiate between two uncommonly seen but now commonly paired differential diagnoses and prompted a review of the relevant literature.
R. Goodman‐Davis, D. C. Debald, R. Haralambus   +2 more
wiley   +1 more source

Bone metastases from bladder perivascular epithelioid cell tumor - An unusual localization of a rare tumor: A case report [PDF]

, 2014
Introduction. Perivascular epithelioid cell tumors are mesenchymal tumors composed of histologically and immunohistochemically distinctive perivascular epithelioid cells. This type of tumor is rare but bladder localization is even rarer.
Silverio Tomao, EVANGELISTA, SALVATORE, PORTA, NATALE, Vincenzo Petrozza, Giovanni Palleschi, Salvatore Evangelista, CARBONE, Antonio, TOMAO, SILVERIO, SILVESTRI, LUIGI, Luigi Rossi, PALLESCHI, GIOVANNI, Antonio Luigi Pastore, Natale Porta, DI CRISTOFANO, CLAUDIO, Claudio Di Cristofano, PASTORE, ANTONIO LUIGI, PETROZZA, Vincenzo, Antonio Carbone, Luigi Silvestri   +18 more
core   +2 more sources

Perineurioma‐like EMA‐positive calvarial neoplasms: clinicopathological study of eight cases

Histopathology, Volume 89, Issue 3, Page 544-553, September 2026.
Perineurioma‐like, EMA‐positive calvarial neoplasms (PLECN) are a rare group of intraosseous spindle cell tumours that demonstrate overlapping morphologic features of perineurioma and fibroblastic meningioma. These lesions tend to behave indolently but show a propensity for progressive growth.
Raheel Rizwan, Yingting Mok, Josephine K Dermawan, Alexandra Isaacson, Veronica Ulici, Scott E Kilpatrick, John D Reith, Gabrielle Yeaney, Hakan Ilaslan, Karen J Fritchie   +9 more
wiley   +1 more source

Perivascular epithelioid cell tumour of the liver.

, 2008
Perivascular epithelioid cell tumour is not uncommon in the liver but seldom ...
Unne Stenram, Stenram, Unne
core   +1 more source

Bladder perivascular epithelioid cell tumors [PDF]

, 2018
Introduction: Perivascular epithelioid cell tumors (PEComas) of the bladder are infrequent localisation of this mesenchymal cancer with uncertain malignant behavior.Case report: We report the case of a 74 years old women who was diagnosed a malignant ...
Jung, J.-L., Lopez, S., Tricard, T., Lindner, V.   +3 more
core   +1 more source

A Case of Uterine Lymphangioleiomyomatosis Complicated by Tuberous Sclerosis Complex

Case Reports in Obstetrics and Gynecology, 2022
Lymphangioleiomyomatosis (LAM) is one of the presentations of perivascular epithelioid cell neoplasm that is frequently complicated by tuberous sclerosis complex (TSC).
Kaori Yamada, Yukio Yamanishi, Junichi Aratake, Nanayo Sasagasako, Yoshihide Inayama, Rei Gou, Atsuko Kawamura, Megumi Yamanishi, Kenzo Kosaka   +8 more
doaj   +1 more source

MEIS1::NCOA2 Rearranged Spindle Cell Neoplasm of Vulva With Unusual Low‐Grade Morphology

Genes, Chromosomes and Cancer, Volume 65, Issue 8, August 2026.
ABSTRACT MEIS1::NCOA2 is a recurrent gene fusion that has been predominantly identified in primitive sarcomas arising within the genitourinary and gynecological tracts. Since its initial description in 2018, an increasing number of cases have been reported, further defining the clinicopathological spectrum of this entity.
Pinki Soni, Liyan Song, Jason Phung, Andrew Colebatch, John M. Gross, Pedram Argani, Pranav Dorwal   +6 more
wiley   +1 more source

Bladder Perivascular epithelioid cell tumours

, 2013
Perivascular epithelioid cell tumours, better known as PECOMAs, are a very uncommon pathological finding. In English medical literature it has rarely been reported.
Khairallah A., Ghaida R.A., Shahait M., Nasr R.   +3 more
core   +1 more source

Malignant perivascular epithelioid cell tumor of the lung synchronous with a primary adenocarcinoma: one case report and review of the literature

BMC Cancer, 2019
Background Perivascular Epithelioid Cell Tumors (PEComa) is an extraordinarily rare mesenchymal neoplasm especially the malignant type originating from the lung.
Jikai Zhao, Haohua Teng, Ruiying Zhao, Wenjie Ding, Keke Yu, Lei Zhu, Jie Zhang, Yuchen Han   +7 more
doaj   +1 more source

A Rare Case of Cutaneous Crystal‐Storing Histiocytosis With Kappa Light Chain Restriction and Unusual BCL6 Expression

Journal of Cutaneous Pathology, Volume 53, Issue 8, Page 682-686, August 2026.
ABSTRACT Crystal‐storing histiocytosis (CSH) is a rare histopathologic phenomenon characterized by the accumulation of crystalline material within histiocytes, most often associated with lymphoplasmacytic or plasma cell neoplasms. Cutaneous involvement is uncommon and may present diagnostic challenges.
Liangli Wang, Jonathan L. Curry, Julia Dai, Daniel H. Wang, Paolo Strati, Melody R. Becnel, Leomar Y. Ballester, Carlos A. Torres‐Cabala, Phyu P. Aung   +8 more
wiley   +1 more source