Results 21 to 30 of about 2,403 (160)

Uterine PEComa: Perivascular epithelioid cell neoplasm

, 2023
ANTECEDENTES: El PEComa es un tumor de células epitelioides, perivascular, de origen mesenquimatoso que expresa marcadores melanocíticos y miogénicos. Estos tumores son un grupo raro de neoplasias.
Caballero Malacara, Valeria, Treviño Salinas, Emilio Modesto, Garza Hernández, Cristina, Rodriguez Contreras, Mericia del Rosario, Barboza Quintana, Oralia   +4 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

Transurethral en bloc resection of a bladder perivascular epithelioid cell tumor (PEComa): a case report

BMC Urology, 2023
Background Perivascular epithelioid cell tumor (PEComa) is a mesenchymal tumor with distinct histologic and immunologic features. PEComas that originate in the bladder are extremely rare clinically, with only 35 cases reported in the English literature ...
Shi-Ping Zeng, Yi-Fei Sun, Jun-Bing Ye, Ke Zeng, Xiao-Bin Li   +4 more
doaj   +1 more source

Perivascular epithelioid cell tumor of the gastrointestinal tract

Journal of Cancer Research and Practice, 2016
Perivascular epithelioid cell tumor (PEComa) is a rare subtype of soft tissue sarcoma that coexpresses melanocytic and smooth muscle markers. We report a case of malignant PEComa arising from the gastrointestinal tract.
Tsung-Hao Liu, Cher-Wei Liang, Li-Chun Lu   +2 more
doaj   +1 more source

Uterine PEComa With Lymphangioleiomyomatosis (LAM)-Like Features: A Case Report. [PDF]

Case Rep Pathol
Perivascular epithelioid cell tumors (PEComas) of the uterus are rare mesenchymal neoplasms characterized by myogenic and melanocytic differentiation. These tumors can mimic other uterine mesenchymal tumors in their clinical presentation and morphology. We report a case of a 58‐year‐old woman who presented with abnormal uterine bleeding.
Raman R, Maharjan D, Dehner C, Segura S.
europepmc   +2 more sources

PEComa trzonu macicy – opis przypadku [PDF]

, 1970
Soft tissue sarcomas constitute about 1% of all malignancies registered among adult population. In Poland its incidence is less than 1.000 new cases per year.
Sikora-Szczęśniak, Dobrosława L.
core   +1 more source

Perivascular epithelioid cell tumors (PEComa) in pregnancy with uterine rupture and ongoing abdominal gestation: A case report

Case Reports in Women's Health, 2020
Perivascular epithelioid cell tumors (PEComa) represent a rare family of tumors characterized by distinct histology and immunohistochemistry characteristics. Approximately one-quarter of reported cases are gynecologic in origin and associated pregnancies
Elnur Babayev, Kathryn E. Fay, Jeanne M. Horowitz, Jeffery A. Goldstein, Amy L. Alexander, Anna E. Strohl, Emily S. Miller   +6 more
doaj   +1 more source

Perivascular epithelioid cell tumor (PEComa) of the uterus: Challenges of pregnancy in determining prognosis and optimal treatment

Gynecologic Oncology Reports, 2022
Background: Perivascular epithelioid cell tumor (PEComa) is a rare mesenchymal neoplasm that exhibits immunohistochemical evidence of smooth muscle and melanocytic differentiation.Case: We report a case of uterine PEComa in a 21 year-old primigravida ...
Annelise M. Wilhite, Valeria Dal Zotto, Paige Pettus, Julie Jeansonne, Jennifer Scalici   +4 more
doaj   +1 more source

Primary ovarian malignant PEComa: a case report [PDF]

, 2017
Perivascular epithelioid cell tumor (PEComa) is a rare mesenchymal neoplasm characterized by expression of both melanocytic and smooth muscle markers. PEComas are rarely encountered in the female genital tract.
Magdy, N, Fisher, C, Joseph D. Westaby, Mona El-Bahrawy, Cyril Fisher, Westaby, JD, El-Bahrawy, M, Nesreen Magdy   +7 more
core   +1 more source

Perivascular epithelioid cell tumor in the mediastinum: Metastasis or multiple primaries?

Human Pathology Reports, 2022
We report a 38-year-old female with a history of primary pelvic PEComa and subsequent metastatic PEComa to the mediastinum who presented with recurrent mediastinal metastasis in April 2021.
Jacob C. Kinskey, Mary R. Schwartz, Charles C. Guo, Jae Y. Ro   +3 more
doaj   +1 more source