Results 81 to 90 of about 5,608,032 (152)

A perivascular epithelioid cell neoplasm of the bladder diagnosed after six years: A case report

Urology Case Reports
Perivascular epithelioid cell neoplasm (PEComa) is a rare mesenchymal-derived tumor with specific histological and immunohistochemical manifestations. Given the rarity of bladder PEComa, standardized diagnostic and therapeutic protocols have yet to be ...
Ji-yao Yang, Xiao-rong Yang, Wei-xiang Hei, Yi-dao Liu   +3 more
doaj   +1 more source

Perivascular Epithelioid Cell Tumor of the Ileum Presenting as Diverticulitis

, 2012
Perivascular epithelioid cell tumors (PEComas) are a group of rare mesenchymal neoplasms. Gastrointestinal PEComas are exceptionally rare, there being only a few case reports in the literature involving the colon and small intestine.
Bekir Ozenen, Saime Unluoglu, Fuat Ipekci, Umit Bayol, Emel Ebru Pala, Nilay Korkmaz   +5 more
core   +1 more source

Perivascular epithelioid cell tumor (PEComa) in the genitourinary tract

, 2007
Perivascular epithelioid cell tumors (PEComas) are mesenchymal tumors composed of histologically, immunohistochemically, ultrastructurally, and genetically distinctive cells.
BONETTI, Franco, MARTIGNONI, Guido, Pea, Maurizio, ZAMBONI, Giuseppe, REGHELLIN, Daniela   +4 more
core   +1 more source

Anti-Tumor Effects of TRAIL-Expressing Mesenchymal Stromal Cells in a Mouse Xenograft Model of Human Mesothelioma [PDF]

, 2015
Malignant mesothelioma (MM) remains a highly deadly malignancy with poor treatment option. The MM cells further promote a highly inflammatory microenvironment which contributes to tumor initiation, development, severity, and propagation. We reasoned that
Sage, E, Janes, SM
core  

A case of pancreatic PEComa with prominent inflammatory cell infiltration: the inflammatory subtype is a distinct histologic group of PEComa

Diagnostic Pathology
Background PEComa is a mesenchymal tumor that can occur in various organs including the uterus and soft tissues. PEComas are composed of perivascular epithelioid cells, and angiomyolipoma (AML), clear cell sugar tumor (CCST), and lymphangiomyomatosis ...
Hikaru Tsukita, Kei Koyama, Takahiro Ishinari, Ayana Takahashi, Ken Miyabe, Michinobu Umakoshi, Makoto Yoshida, Yukitsugu Kudo-Asabe, Akiko Nishida, Naohiko Otsuka, Ouki Yasui, Ikuma Kato, Noriyoshi Fukushima, Akiteru Goto   +13 more
doaj   +1 more source

Perivascular epithelioid cell tumor (PEComa) of the uterus: A case report

, 2015
Background. Perivascular epithelioid cell tumors (PEComas) are a rare family of mesenchymal tumors arising in a wide array of anatomic locations and characterized by coexpression of melanocytic and muscle markers.
Fiche, M., Achtari, C., Caseiro Silverio, P., Stravodimou, A.   +3 more
core   +1 more source

A perivascular epithelioid cell tumor of the stomach: An unsuspected diagnosis

, 2010
Perivascular epithelioid cell tumor (PEComa) is a rare mesenchymal neoplasia and currently well recognized as a distinct entity with characteristic morphological, immunohistochemical and molecular findings.
MITTELDORF, Cristina Aparecida Troques da Silveira, CAMARA-LOPES, Luis Heraldo da, BIROLINI, Dario   +2 more
core   +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

Bladder perivascular epithelioid cell tumor: A novel rare neoplasm

, 2012
Perivascular epithelioid cell tumors (PEComas) have recently been defined as a group of neoplasms that have in common the co-expression of melanocytic and smooth muscle markers.
Papatsoris, A.G., Kyrou, D., Staios, D.
core   +1 more source

Adrenal perivascular epithelioid-cell tumor: A rare case report

Asian Journal of Surgery, 2023
Zhangcheng Liao, Xiaoxue Chen, Yushi Zhang   +2 more
doaj   +1 more source