Results 31 to 40 of about 2,893,372 (329)

Malignancy within a tail gut cyst:a case of retrorectal carcinoid tumour [PDF]

open access: yes, 2014
Purpose. Tailgut cysts with malignant transformation are rare entities. We discuss the diagnostic strategy and treatment of a malignancy within a tailgut cyst. Methods.
Abukar, A. A.   +7 more
core   +6 more sources

Improving Small Lesion Segmentation in CT Scans using Intensity Distribution Supervision: Application to Small Bowel Carcinoid Tumor [PDF]

open access: yesarXiv, 2022
Finding small lesions is very challenging due to lack of noticeable features, severe class imbalance, as well as the size itself. One approach to improve small lesion segmentation is to reduce the region of interest and inspect it at a higher sensitivity rather than performing it for the entire region.
arxiv  

The novel mTOR inhibitor RAD001 (Everolimus) induces antiproliferative effects in human pancreatic neuroendocrine tumor cells [PDF]

open access: yes, 2007
Background/Aim: Tumors exhibiting constitutively activated PI(3) K/Akt/mTOR signaling are hypersensitive to mTOR inhibitors such as RAD001 (everolimus) which is presently being investigated in clinical phase II trials in various tumor entities, including
Albert JM   +35 more
core   +1 more source

Natural history of typical pulmonary carcinoid tumors: a comparison of nonsurgical and surgical treatment.

open access: yesChest, 2015
BACKGROUND The natural history of typical pulmonary carcinoid tumors has not been described and has important implications for counseling elderly patients or patients with high operative-risk about surgical resection. METHODS Data from the Surveillance,
D. Raz, R. Nelson, F. Grannis, J. Y. Kim
semanticscholar   +1 more source

Late-stage diagnosis of carcinoid heart disease due to lack of access to health care

open access: yesCardio-Oncology, 2023
Carcinoid syndrome (CS) is a unique constellation of symptoms caused by release of vasoactive substances from neuroendocrine tumors (Pandit et al., StatPearls, 2022).
Aditi Sharma   +6 more
doaj   +1 more source

Early Detection and Localization of Pancreatic Cancer by Label-Free Tumor Synthesis [PDF]

open access: yesarXiv, 2023
Early detection and localization of pancreatic cancer can increase the 5-year survival rate for patients from 8.5% to 20%. Artificial intelligence (AI) can potentially assist radiologists in detecting pancreatic tumors at an early stage. Training AI models require a vast number of annotated examples, but the availability of CT scans obtaining early ...
arxiv  

Gel chromatographic characterization of immunoreactive adrenocorticotropin in patients with ACTH hypersecretion [PDF]

open access: yes, 1989
We investigated the molecular size of circulating immunoreactive ACTH by gel chromatography in patients with ACTH hypersecretion due to various disorders of the hypothalamic-pituitary-adrenal axis.
A Chatelain   +19 more
core   +1 more source

Analysis of the molecular features of rectal carcinoid tumors to identify new biomarkers that predict biological malignancy

open access: yesOncoTarget, 2015
Although gastrointestinal carcinoid tumors are relatively rare in the digestive tract, a quarter of them are present in the rectum. In the absence of specific tumor biomarkers, lymphatic or vascular invasion is generally used to predict the risk of lymph
K. Mitsuhashi   +16 more
semanticscholar   +1 more source

Post-surgical Pancreatitis Masquerading as Recurrent Neuroendocrine Cancer [PDF]

open access: yes, 2010
Neuroendocrine tumours of the pancreas can have a spectrum of behaviour from relatively benign to aggressive. Resection can result in cure although metastatic disease is described.
Adair, Anya   +2 more
core   +2 more sources

Phase III study of pasireotide long-acting release in patients with metastatic neuroendocrine tumors and carcinoid symptoms refractory to available somatostatin analogues

open access: yesDrug Design, Development and Therapy, 2015
In a randomized, double-blind, Phase III study, we compared pasireotide long-acting release (pasireotide LAR) with octreotide long-acting repeatable (octreotide LAR) in managing carcinoid symptoms refractory to first-generation somatostatin analogues ...
E. Wolin   +18 more
semanticscholar   +1 more source

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