Results 11 to 20 of about 3,259,919 (360)

Prevalence and clinical characteristics of Crooke’s cell adenomas in 101 patients with T-PIT-positive pituitary adenomas: Case series and literature review

Frontiers in Endocrinology, 2022
PurposeWe aimed to perform a retrospective analysis of a rare subtype of corticotroph adenoma, Crooke’s cell adenoma, to better understand its clinical features.MethodsWe collected T-PIT-positive pituitary adenomas and screened Crooke’s cell adenomas ...
Dimin Zhu, Zongming Wang, Tian Tian, Xinyi Wu, Dongsheng He, Yonghong Zhu, Dawei Liu, Haijun Wang   +7 more
doaj   +1 more source

A Deep Learning Approach for Brain Tumor Classification and Segmentation Using a Multiscale Convolutional Neural Network [PDF]

Healthcare, 2021
In this paper, we present a fully automatic brain tumor segmentation and classification model using a Deep Convolutional Neural Network that includes a multiscale approach.
F. Pernas, M. Martínez-Zarzuela, M. Antón-Rodríguez, D. G. Ortega   +3 more
semanticscholar   +1 more source

Association of Pathology Markers with Somatostatin Analogue Responsiveness in Acromegaly

International Journal of Endocrinology, 2022
Background. Somatotroph adenomas (SAs) exhibit a variable responsiveness to somatostatin analogue (SS-a) treatment, a process that is not well understood.
George Kontogeorgos, Vyron Markussis, Eleni Thodou, Efi Kyrodimou, Theodossia Choreftaki, Panagiotis Nomikos, Kostas I. Lampropoulos, Stylianos Tsagarakis   +7 more
doaj   +1 more source

Multiparametric MRI Features Predict the SYP Gene Expression in Low-Grade Glioma Patients: A Machine Learning-Based Radiomics Analysis

Frontiers in Oncology, 2021
PurposeSynaptophysin (SYP) gene expression levels correlate with the survival rate of glioma patients. This study aimed to explore the feasibility of applying a multiparametric magnetic resonance imaging (MRI) radiomics model composed of a convolutional ...
Zheng Xiao, Shun Yao, Shun Yao, Zong-ming Wang, Di-min Zhu, Ya-nan Bie, Shi-zhong Zhang, Wen-li Chen   +7 more
doaj   +1 more source

Case Report: Temozolomide Treatment of Refractory Prolactinoma Resistant to Dopamine Agonists

Frontiers in Endocrinology, 2021
Therapeutic agents for refractory prolactinomas that are resistant to dopamine agonists (DAs) are troublesome, and surgery often only removes a large part of the tumor without complete remission.
Hao Tang, Yijun Cheng, Jinyan Huang, Jianfeng Li, Benyan Zhang, Zhe Bao Wu   +5 more
doaj   +1 more source

Case Report: End-Stage Recurrent Glioblastoma Treated With a New Noninvasive Non-Contact Oncomagnetic Device

Frontiers in Oncology, 2021
Alternating electric field therapy has been approved for glioblastoma (GBM). We have preclinical evidence for anticancer effects in GBM cell cultures and mouse xenografts with an oscillating magnetic field (OMF) generating device.
David S. Baskin, David S. Baskin, David S. Baskin, Martyn A. Sharpe, Martyn A. Sharpe, Lisa Nguyen, Lisa Nguyen, Santosh A. Helekar, Santosh A. Helekar, Santosh A. Helekar   +9 more
doaj   +1 more source

Increased expression of programmed death ligand 1 (PD-L1) in human pituitary tumors [PDF]

, 2016
PURPOSE: Subsets of pituitary tumors exhibit an aggressive clinical courses and recur despite surgery, radiation, and chemotherapy. Because modulation of the immune response through inhibition of T-cell checkpoints has led to durable clinical responses ...
Agar, Nathalie Y. R., Bi, Wenya Linda, Du, Ziming, Dunn, Gavin P, Dunn, Ian F, Fecci, Peter E, Freeman, Gordon J, Greenwald, Noah F, Kaiser, Ursula B, Laws, Edward R, Jr, Mei, Yu, Reardon, David A, Santagata, Sandro, Woodmansee, Whitney W   +13 more
core   +3 more sources

MRI-based brain tumor detection using convolutional deep learning methods and chosen machine learning techniques

BMC Medical Informatics and Decision Making, 2023
Background Detecting brain tumors in their early stages is crucial. Brain tumors are classified by biopsy, which can only be performed through definitive brain surgery.
Soheila Saeedi, S. Rezayi, Hamidreza Keshavarz, Sharareh R. Niakan Kalhori   +3 more
semanticscholar   +1 more source

Brain Tumor Detection Based on Deep Learning Approaches and Magnetic Resonance Imaging

Cancers, 2023
Simple Summary In this research, we addressed the challenging task of brain tumor detection in MRI scans using a large collection of brain tumor images.
A. Abdusalomov, Mukhriddin Mukhiddinov, T. Whangbo   +2 more
semanticscholar   +1 more source

Clinical Relevance of New World Health Organization Classification System for Pituitary Adenomas: A Validation Study With 2-Year Experience

Frontiers in Oncology, 2021
BackgroundThe new World Health Organization (WHO) classification system proposed a cell lineage-based classification scheme for pituitary adenomas in which transcription factors (TFs) play a major role as key classifiers.
Seung Woo Hong, Se Hoon Kim, Se Hoon Kim, Seung Hoon Lim, Eun Jig Lee, Eun Jig Lee, Eun Jig Lee, Sun Ho Kim, Sun Ho Kim, Cheol Ryong Ku, Cheol Ryong Ku, Cheol Ryong Ku, Eui Hyun Kim, Eui Hyun Kim, Eui Hyun Kim   +14 more
doaj   +1 more source