نتایج جستجو برای: kidney neoplasm

تعداد نتایج: 394552  

2016
Liyuan Yu Dapeng Hao Fengyuan Man Haitao Niu Qian Dong

Metanephric adenoma (MA) is a rare epithelial neoplasm of the kidney. Most of them are benign tumors. We herein report two cases of metanephric adenoma including different histological subtypes, such as classic MA, malignant MA. The first case is a 4-year-old child with a soft tissue density mass in right kidney which has been proved benign MA. The second case is a 56-year-old man with a mass i...

2014
Yuan Wang Shibao Fang

Rhabdomyosarcoma (RMS) is a malignant skeletal muscle neoplasm. RMS can occur anywhere in the body and is the most common childhood sarcoma (1). Pediatric RMS is an aggressive neoplasm with deregulated cell cycle checkpoints, high genome instability, and oncongene ampli ication such as MYC family members (2). However, RMS rarely occurs in adults. Moreover, sarcomas of the kidney are rare soft t...

2012
Adam J. Horn Bari E. Fritz Chad A. LaGrange William W. West Subodh M. Lele

Tumors-to-tumor metastasis is an uncommon occurrence and can be a source of great diagnostic difficulty, especially when the donor tumor is undiagnosed. Here we report a case of a kidney resected for a primary neoplasm (oncocytoma) that harbored metastases from a clinically undiagnosed prostatic adenocarcinoma. The presence of the poorly differentiated metastasis within an otherwise typical onc...

Journal: :Diagnostic Pathology 2007
Rafael Fúnez Teresa Pereda Isabel Rodrigo Luis Robles Carlos González

Chromophobe renal cell carcinoma (CHRC) is a neoplasm of the kidney with clinicopathologic peculiarities that seems to be of better prognosis than conventional renal cell carcinoma. Classical and eosinophilic types are the two histological variants recorded. Also, it has been described in association with carcinoma of collecting ducts, conventional renal cell carcinoma and sarcomatoid renal cel...

2013
Marcela Sampaio Lima Gyl Eanes Barros-Silva Renan Augusto Pereira Roberto Cuan Ravinal Silvio Tucci Junior Roberto Silva Costa Valdair Francisco Muglia

A mucinous tubular and spindle cell carcinoma (MTSCC) is a rare and recently described kidney neoplasm with distal nephron differentiation. It can affect patients of all ages and is more prevalent among women. In this case report, we present a 50-year-old woman who had a renal mass, which was accidently discovered during an investigation for chronic anemia. The final diagnosis of MTSCC was made...

2009
Jae Hyun Ryu Jung Woo Oh Kwang Ho Kim Joon Il Choi Kyoung Ho Ryu Yoon Jung Kim Tae Young Jung

Jae Hyun Ryu, Jung Woo Oh, Kwang Ho Kim, Joon Il Choi, Kyoung Ho Ryu, Yoon Jung Kim, Tae Young Jung From the Departments of Urology and Pathology, Seoul Veterans Hospital, Seoul, Korea Castleman disease, or angiofollicular lymph node hyperplasia, is a fairly rare benign tumor of lymphoid origin. Most cases tend to present as a mediastinal mass. We report a 58-year-old man with Castleman disease...

Journal: :Cancer research 1990
J S Thompson A A Kostiala

An epidemic of a malignant neoplasm occurs in northern pike, Esox lucius L., from the Aland Islands of Finland. The neoplasm is morphologically similar to other pike hemic tumors reported in other areas of the world. Pike normal tissues showed evolutionary conservation with the mammalian intermediate filament proteins cytokeratin, desmin, vimentin, neurofilament protein, and glial fibrillary ac...

Journal: :World Journal Of Advanced Research and Reviews 2022

A solitary fibrous tumour is an unknown neoplasm that fibroblastic in nature. It causes diagnostic difficulty due to its unexpected Immunophenotypic appearance as well wide histologic appearance, but most of the time it accurately diagnosed histological characteristics and strong positivity CD34 expression.SFT known occur almost all parts body including meninges skin. This a slow-growing can be...

Journal: :International journal of clinical and experimental pathology 2013
Jin Zhang Bo Wu Gui-Qian Zhou Ru-Song Zhang Xue Wei Bo Yu Zhen-Feng Lu Heng-Hui Ma Qun-Li Shi Xiao-Jun Zhou

Reported herein is a medical curiosities vascular tumor primary arising from the kidney and exhibiting unique histopathological features. A 32-year-old woman underwent a total nephrectomy of right kidney because of a mass localized in the inferior pole. Distinct from other vascular lesions, on histology the tumor had a peculiar composite pattern, consisting of benign and malignant vascular comp...

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