Results 41 to 50 of about 4,957,056 (152)

Perivascular epithelioid cell neoplasm of the bladder with peritoneal metastasis

The Canadian Journal of Urology
Perivascular epithelioid cell tumors (PEComas) are a diverse group of mesenchymal neoplasms. While they have been described throughout the genitourinary system, PEComas are quite rare within the bladder.
Peter J. Arnold, Mabel Spio, Reem Youssef, Carina Dehner, Kevin Rice   +4 more
doaj   +1 more source

Perivascular Epithelioid Cell Tumor of the Buttock Region.

, 2021
Perivascular epithelioid cell neoplasms, also known as PEComas, are a group of rare mesenchymal tumors that have a perivascular distribution and have no known counterpart to normal cells.
Quinn, Thomas, Rehman, Rafey, Aoun, Mariam, Kabolizadeh, Peyman, Levitin, Ronald   +4 more
core   +1 more source

Out of the Ordinary, but Not Out of the Question: Atypia in Pancreatic Lesions Is Not Always Carcinoma

Cytopathology, EarlyView.
An incidental pancreatic lesion in a 69‐year‐old woman was sampled by EUS‐guided fine‐needle biopsy. Integrated cytopathological and histopathological evaluation with immunochemical staining supported organ‐preserving surgery. ABSTRACT Pancreatic perivascular epithelioid cell tumours (PEComas) are exceptionally rare mesenchymal neoplasms.
Maja Kebe Radulovic, Branislava Rankovic, Ajda Toni, Margareta Zlajpah, Darko Siuka   +4 more
wiley   +1 more source

Sclerosing Perivascular Epithelioid Cell Tumor of the Lung: A Case Report with Cytologic Findings [PDF]

Journal of Pathology and Translational Medicine, 2016
Benign perivascular epithelioid cell tumor (PEComa) of the lung is a rare benign neoplasm, a sclerosing variant of which is even rarer. We present a case of 51-year-old man who was diagnosed with benign sclerosing PEComa by percutaneous fine needle ...
Ha Yeon Kim, Jin Hyuk Choi, Hye Seung Lee, Yoo Jin Choi, Aeree Kim, Han Kyeom Kim   +5 more
doaj   +1 more source

Novel and emerging cutaneous soft tissue tumours

Histopathology, EarlyView.
This review outlines the defining histopathological, immunophenotypic and molecular features of novel and emerging cutaneous soft tissue tumours, including hybrid superficial ALK‐rearranged myxoid spindle cell neoplasm/epithelioid fibrous histiocytoma, superficial neurocristic tumour, ALK‐rearranged epithelioid vascular neoplasm and MITF pathway ...
Saba Shafi, Josephine K Dermawan
wiley   +1 more source

Epithelioid angiomyolipoma with tumor thrombus in IVC and right atrium

Autopsy and Case Reports, 2021
Epithelioid angiomyolipoma is an uncommon subtype of renal angiomyolipoma associated with potentially malignant behavior and is considered a distinct entity by the World Health Organization classification of renal tumors.
Deepika Gupta, Vikarn Vishwajeet, Himanshu Pandey, Mahendra Singh, Binit Sureka, Poonam Elhence   +5 more
doaj  

Perivascular epithelioid cell neoplasm of the uterine cervix: an unusual tumor in an unusual location

Rare Tumors, 2010
A 46-year-old woman presented for a second opinion regarding a 3-4 cm mass of the uterine cervix. A prior biopsy had been interpreted as a malignant melanoma of the cervix, resulting in a radical hysterectomy with bilateral salpingo-oophorectomy.
Gary Croghan, Michael Bradshaw, Andrew Folpe   +2 more
doaj   +1 more source

Treatment strategies for interstitial granulomatous dermatitis: Systematic review and expert opinion

Journal of the European Academy of Dermatology and Venereology, EarlyView.
Systematic review of 108 studies with a total of 182 patients with interstitial granulomatous dermatitis (IGD). IGD was frequently associated with systemic conditions or drug exposure. Management includes careful medication review and prompt withdrawal of potential triggers. Corticosteroids (systemic and topical) were commonly effective, while biologic
Francesco Bellinato, Sara Salvagno, Chiara Colato, Paolo Gisondi, Giampiero Girolomoni   +4 more
wiley   +1 more source

Idiopathic Granulomatous Inflammation of the Periocular Structures in Four Dogs: Clinical, Histopathological, and Imaging Findings and Therapeutic Outcome

Veterinary Ophthalmology, Volume 29, Issue 6, November 2026.
ABSTRACT Purpose To describe cases of canine idiopathic periocular granulomatous inflammation. Material and Methods Clinical records were reviewed. Animal Studied At the time of presentation, the four patients (German Shepherd dog, mixed breed, Magyar Vizsla, Hovawart) were 1.5–5 (mean 3.75) years old. All dogs were female; two were spayed.
J. Kurwinkel, C. Busse, A. Beineke, I. Gerhauser, S. Pahl, A. H. Marx   +5 more
wiley   +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