Results 11 to 20 of about 4,316 (128)

Uterine collision tumor (PEComa and endometrioid carcinoma) in a tuberous sclerosis patient: a case report

open access: yesFrontiers in Oncology, 2023
Perivascular epithelioid cell tumors are very rare mesenchymal neoplasms arising in various locations, such as the female genital tract, kidney, lung, prostate, bladder, pancreas, soft tissues, and bone.
Nektarios Koufopoulos   +7 more
doaj   +1 more source

Malignant Subcutaneous Perivascular Epithelioid Cell Tumor of Anterior Abdominal Wall

open access: yesOman Medical Journal, 2021
Perivascular epithelioid cell tumors (PEComas) are a family of rare mesenchymal tumors with discrete histological and immunohistochemical characteristics. Even rarer among them are cutaneous and subcutaneous PEComas.
David Eng Yeow Gan   +4 more
doaj   +1 more source

A Case of Malignant PEComa of the Uterus Associated with Intramural Leiomyoma and Endometrial Carcinoma [PDF]

open access: yesJournal of Pathology and Translational Medicine, 2016
Perivascular epithelioid cell tumors (PEComas) refers to a family of mesenchymal neoplasms composed of angiomyolipomas, clear cell “sugar” tumors of the lung, and lymphangioleiomyomatoses.
Yoo Jin Choi   +4 more
doaj   +1 more source

A case of perivascular epithelioid nodules arising in an intramural leiomyoma

open access: yesHuman Pathology: Case Reports, 2021
Perivascular epithelioid cell (PEC) tumors (PEComas) are a family of related mesenchymal tumors composed of PECs that co-express melanocytic and smooth muscle markers.
Yoldez Houcine   +7 more
doaj   +1 more source

Multifocal retroperitoneal and pelvic PEComas mimicking liposarcoma: A case report and review of literature

open access: yesRadiology Case Reports, 2021
Perivascular epithelioid cell neoplasms (PEComa) constitute a rare, but increasingly recognized family of seemingly distinct mesenchymal tumors which can occur in any part of the body.
Harold Yim, MB BCh BAO, FRCR, MMED   +2 more
doaj   +1 more source

Malignant retroperitoneal PEComa: A case report with emphasis on radiological findings

open access: yesRadiology Case Reports, 2023
A perivascular epithelioid cell tumor (PEComa) is a rare mesenchymal neoplasm with distinctive perivascular epithelioid cells that usually demonstrates myomelanocytic differentiation.
Kody Dhaliwal, MD   +1 more
doaj   +1 more source

Massive Malignant Epithelioid Angiomyolipoma of the Kidney

open access: yesJournal of Kidney Cancer and VHL, 2022
Renal angiomyolipomas (AMLs) are a subset of perivascular epithelioid cell neoplasms (PEComas) that are associated with tuberous sclerosis complex (TSC).
Isaac M. Tessone   +8 more
doaj   +1 more source

An unusual case of uterine PEComa presenting with disseminated intravascular coagulation

open access: yesGynecologic Oncology Reports, 2019
Perivascular epithelioid cell neoplasms (PEComas) are mesenchymal neoplasms originating from the perivascular epithelioid cell (PEC) line. The World Health Organization (WHO) further defines PEComa as “a mesenchymal tumor composed of histologically and ...
Rodger Rothenberger   +4 more
doaj   +1 more source

Epithelioid angiomyolipoma of the liver: a case report [PDF]

open access: yesClinical and Molecular Hepatology, 2017
Epithelioid angiomyolipoma (EAML) of liver is a rare neoplasm. Hepatic EAML is often misdiagnosed as other neoplasms such as hepatocellular carcinoma due to non-specific clinical and radiologic features.
Soo Yeon Lee, Baek-hui Kim
doaj   +1 more source

TFE3-Expressing Perivascular Epithelioid Cell Tumor of the Breast [PDF]

open access: yesJournal of Pathology and Translational Medicine, 2019
Perivascular epithelioid cell tumor (PEComa) is a very rare mesenchymal tumor with a distinctive morphology and immunophenotype. PEComas usually harbor TSC2 alterations, although TFE3 translocations, which occur in MiT family translocation renal cell ...
Hyunjin Kim   +4 more
doaj   +1 more source

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