Results 41 to 50 of about 470,249 (222)

High-risk jejunal gastrointestinal stromal tumor: case report and comparative review of international guidelines

International Journal of Research in Medical Sciences
Gastrointestinal stromal tumors (GISTs) are the most common mesenchymal neoplasms of the gastrointestinal tract, arising from interstitial cells of Cajal.
Francisco J. C. Arias, A. Sanchez, Yannin M. Baez, J. M. Rodríguez, Alexis L. Martinez   +4 more
semanticscholar   +1 more source

An Infrequent Offender in Hematochezia: Jejunal Gastrointestinal Stromal Tumor

Dubai Medical Journal
Introduction: Gastrointestinal stromal tumors (GISTs) are rare mesenchymal neoplasms of the gastrointestinal (GI) tract. They originate from the interstitial cells of Cajal and exhibit the characteristic cytogenetic marker c-Kit, also known as CD117 ...
M. V. Lazar, G. Zacharia, Krishnamurthy Subbian, S. Sundaram, A. Sawant, Jibu Thomas   +5 more
semanticscholar   +1 more source

Case series: Two rare cases of primary jejunal adenocarcinoma with different clinical presentation

Journal of Marine Medical Society, 2018
Small bowel tumors are rare, accounting for
Gurjeet Singh Chowdhary, Purvesh Agrawal
doaj   +1 more source

Jejunal Extragonadal Germ Cell Tumor Presenting as an Abdominal Mass: A Case Report

Indian Journal of Medical and Paediatric Oncology
Extragonadal germ cell tumors (EGGCTs) are rare malignancies that arise outside the gonads and occur infrequently in the gastrointestinal tract.
K. Asutkar, S. Saldanha, Vivek B. Maleyur, M. S. Suresh Babu, K. Lokesh, A. Rudresh, L. Rajeev   +6 more
semanticscholar   +1 more source

Rare neoplasms

, 2014
Although interest in pancreatic pathology is very high in the radiological and gastroenterological communities, it is still the case that less is known about pathology of the pancreas than about liver pathology, for example.
Valentina Ciaravino, CIARAVINO, VALENTINA, Roberto Malagò, MALAGO', Roberto, Roberto Pozzi Mucelli, Capelli, Paola, Paola Capelli, DE ROBERTIS LOMBARDI, Riccardo, PEDICA, Federica, Riccardo De Robertis, Federica Pedica, POZZI MUCELLI, Roberto   +11 more
core   +1 more source

P53 mutations in human adrenocortical neoplasms [PDF]

, 1994
The mechanisms of tumorigenesis of adrenocortical neoplasms have not been elucidated as yet. However, loss of heterozygosity at chromosomal locus 17p has been consistently observed in adrenocortical cancer.
Travis, W., Linehan, M., Karl, M., Chrousos, G. P., Allolio, B., Mastorakis, G., Reincke, Martin   +6 more
core   +1 more source

Neuroendocrine Neoplasms

, 2022
Pancreatic neuroendocrine neoplasms (PanNENs) are tumors with neuroendocrine differentiation and are divided into functioning (syndromic) or non-functioning based on the clinical syndromes. Insulinomas are the most common functioning NETs.
Maria Gaia Mastrosimini, Lavinia Stefanizzi, Stefano Gobbo, Paola Capelli, Paolo Tinazzi Martini, Aldo Scarpa, Mirko D’Onofrio, Riccardo De Robertis, Alessandro Beleù, Luca Geraci   +9 more
core   +1 more source

Small intestinal peripheral nerve sheath tumour in a cat

Journal of Feline Medicine and Surgery Open Reports, 2017
Case summary A 5-year-old female spayed Chinchilla cat presented with a 4 week history of weight loss and inappetence. A thorough clinical investigation confirmed the presence of a distal jejunal mass.
Ariadna Ribas, Rachel Miller, Roberta Rasotto   +2 more
doaj   +1 more source

Jejunal stromal tumor and neurofibromatosis

Journal of Coloproctology, 2019
Gastrointestinal stromal tumors, although rare, are the most common primary mesenchymal neoplasms of the gastrointestinal tract and originate from the interstitial cells of Cajal.
Daniela Fonseca Lisboa Kayser, Lígia Nascimento Figueiredo Amaral, Livia Paulucci Cavalcanti Andrade, Fernando Augusto Santos Vasconcelos, Luiz Felipe de Campos-Lobato, Juliano Alves Figueiredo   +5 more
doaj   +1 more source

Massive jejunal gastrointestinal stromal tumour bleed - a case report.

South African journal of surgery. Suid-Afrikaanse tydskrif vir chirurgie
SUMMARY We present a rare case of a massive gastrointestinal bleed from a gastrointestinal stromal tumour (GIST) originating from the jejunum. GISTs make up only 0.1-3% of all gastrointestinal neoplasms and typically present as an occult or chronic ...
IN Palkowski, S. Visagie, M. Malik
semanticscholar   +1 more source