Results 31 to 40 of about 2,097 (120)

Epitheloid Type Renal Angiomyolipoma [PDF]

open access: yesDüzce Tıp Fakültesi Dergisi, 2010
Angiomyolipoma (AML) is a well-known rare soft tissue tumor involving the kidneys, liverand other organs. Epithelioid angiomyolipoma is a recently recognized variant ofangiomyolipoma, which is characterized by the presence of polygonal cells ...
Mustafa GÜNEŞ   +2 more
doaj  

Case report of everolimus-induced sustained partial response in metastatic renal epithelioid angiomyolipoma

open access: yesUrology Research and Practice, 2019
Epithelioid variant of angiomyolipoma (EAML) is a newly defined entity and a close mimicker of renal cell carcinoma. There is a growing body of evidence to suggest its aggressive behavior in terms of local recurrence, metastasis and death.
Juhi Tayal   +3 more
doaj   +1 more source

Delayed Diagnosis of Tuberous Sclerosis Complex Presenting as Abnormal Uterine Bleeding: A Case Report and Literature Review

open access: yesClinical Case Reports, Volume 14, Issue 9, September 2026.
ABSTRACT Tuberous sclerosis complex (TSC) is a rare multisystem genetic disorder characterized by the development of hamartomatous lesions in multiple organs. Although neurologic and dermatologic manifestations commonly lead to diagnosis during childhood, some patients remain undiagnosed until adulthood because of atypical presentations.
Kidus Tesfaye Bezabih   +8 more
wiley   +1 more source

Imaging Findings of Perirenal Epithelioid Angiomyolipoma Mimicking a Malignant Retroperitoneal Tumor: A Case Report with Imaging Findings

open access: yes대한영상의학회지, 2016
Epithelioid angiomyolipoma (EAML) is an uncommon, variant type of angiomyolipoma with a possibility of metastatic transformation and distant spread. Angiomyolipomas, including epithelioid variant type, are mostly renal in origin.
Jung Youn Kim   +6 more
doaj   +1 more source

Pattern and Clinical Significance of CA19‐9 Expression in Human Cancer: A Tissue Microarray Study on 14,966 Tumors

open access: yesCancer Medicine, Volume 15, Issue 3, March 2026.
ABSTRACT Background Carbohydrate antigen 19–9 (CA19‐9) is a cell surface glycoprotein widely used as a diagnostic and prognostic serum marker for monitoring pancreatic cancer. The aim of this study was to evaluate the prevalence and clinical relevance of CA19‐9 expression in human cancer. Methods To comprehensively determine the prevalence and clinical
Nina Schraps   +31 more
wiley   +1 more source

Epithelioid angiomyolipoma with tumor thrombus in IVC and right atrium

open access: yesAutopsy 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   +5 more
doaj  

Malignant epithelioid angiomyolipoma of the kidney with pulmonary metastases and p53 gene mutation

open access: yesWorld Journal of Surgical Oncology, 2012
Angiomyolipoma (AML) is a rare tumor mainly arising in the kidney. Here we report the case of a 55-year-old woman with malignant epithelioid angiomyolipoma with p53 gene mutation.
Li Jun, Zhu Ming, Wang Yan-Li
doaj   +1 more source

Durable response to anti-PD-1 immunotherapy in epithelioid angiomyolipoma: a report on the successful treatment of a rare malignancy

open access: yesJournal for ImmunoTherapy of Cancer, 2018
Background Malignant angiomyolipoma is an uncommon tumor of the class of perivasciular epithelioid cell neoplasms (PEComas). These tumors are characteristically driven by deleterious mutations in the tumor suppressors TSC1 and TSC2, whose gene products ...
Michael Lattanzi   +9 more
doaj   +1 more source

Youngest known case of a pancreatic perivascular epithelioid cell tumor

open access: yesJPGN Reports, Volume 7, Issue 1, Page 137-141, February 2026.
Abstract Perivascular epithelioid cell tumors (PEComas) are a rare type of mesenchymal tumor that can arise in any part of the body. As of 2024, 37 cases of pancreatic PEComas had been reported in the literature with patients ranging in age from 17 to 74 years old.
Laura Gilligan   +5 more
wiley   +1 more source

GPNMB immunohistochemistry is a useful ancillary tool for the diagnosis of pulmonary lymphangioleiomyomatosis

open access: yesHistopathology, Volume 88, Issue 3, Page 698-709, February 2026.
We evaluated the diagnostic utility of GPNMB immunohistochemistry in LAM. GPNMB showed strong expression in LAM cells, while the differential diagnostic mimics showed no or only low expression. Based on its 100% sensitivity and specificity in our cohort, GPNMB is a highly reliable immunohistochemical marker for the diagnosis of LAM.
Fatime Szalai   +6 more
wiley   +1 more source

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