Results 81 to 90 of about 764,332 (226)

Cervical thymoma

open access: yesSão Paulo Medical Journal, 1999
CONTEXT: Cervical thymoma is a primitive thymic neoplasia. It is very rare. This disease presents higher incidence in female patients in their 4th to 6th decade of life.
Abrão Rapoport   +3 more
doaj   +1 more source

Relationship between segmental thallium-201 uptake and regional myocardial blood flow in patients with coronary artery disease.

open access: yes, 1983
The relationship between the spatial distribution of thallium-201 in myocardial perfusion scintigrams and the distribution of left ventricular regional myocardial blood flow was examined in 25 patients undergoing coronary arteriography.
M B Weiss   +4 more
core   +1 more source

Noninvasive quantification of jeopardized myocardial mass in dogs using 2-dimensional echocardiography and thallium-201 tomography [PDF]

open access: yes, 1983
The evaluation of jeopardized myocardial mass is important in defining the effect of interventions during myocardial infarction. To quantitate the in vivo mass at risk, 2-dimensional echocardiography (2-D echo) and thallium-201 single-photon emission ...
Keyes, Jr. , John W.   +5 more
core   +1 more source

Early uptake and continuous accumulation of thallium-201 chloride in a benign mixed tumor of soft tissue: Case Report

open access: yesDiagnostic Pathology, 2010
A case of benign mixed tumor of the soft tissue in a 64-year-old Japanese male is presented. He noticed a painless, elastic hard mass sized 3 cm in the right knee, which gradually grew larger and harder in the last 5 years.
Hamada Kenichiro   +14 more
doaj   +1 more source

Preoperative grading of glioma malignancy with thallium-201 single-photon emission CT: comparison with conventional CT

open access: yes, 1996
PURPOSE: To compare thallium-201 single-photon emission CT with conventional CT in grading the malignancy of gliomas and to determine the reliability of each in tumor assessment.
Brun, Arne   +5 more
core  

Odor–visual and visual–visual matching to sample with dogs

open access: yesJournal of the Experimental Analysis of Behavior, Volume 126, Issue 1, July 2026.
Abstract Matching‐to‐sample (MTS) procedures are commonly employed to study learning and behavior, but they have rarely been used with dogs. One MTS procedure that might have applied and experimental value is an odor–visual matching procedure in which selection of a specific visual stimulus is reinforced following exposure to a specific odor.
Timothy L. Edwards   +4 more
wiley   +1 more source

Genotoxicity of thallium-201 in patients with angina pectoris undergoing myocardial perfusion study

open access: yes, 2005
YILDIRIM, M., IKBAL, M., TOS, T., SEVEN, B., PIRIM, I. and VAROGLU, E. Genotoxicity of Thallium-201 in Patients with Angina Pectoris Undergoing Myocardial Perfusion Study. Tohoku J. Exp.
Tos, T   +5 more
core   +1 more source

A lifespan staging model of basal forebrain cholinergic vulnerability

open access: yesAlzheimer's &Dementia, Volume 22, Issue 6, June 2026.
Abstract The cholinergic neurons of the basal forebrain are among the most vulnerable cell types to age‐ and Alzheimer's disease‐related dysfunction and neurodegeneration. However, the biological bases of basal forebrain cholinergic vulnerability (the why) and the temporal sequence (the how) have yet to be fully resolved.
Hayley R. C. Shanks   +3 more
wiley   +1 more source

Factors affecting uniformity in interpretation of planar thallium-201 imaging in a Multicenter trial

open access: yes, 1993
Objectives. This study was designed to assess factors affecting interobserver agreement in interpretation of planar thallium-201 stress imaging in the Multicenter Study on Silent Myocardial Ischemia (MSSMI).Background.
Fleiss, Joseph L.   +3 more
core   +1 more source

Infarto do miocárdio causado por lesão arterial coronariana após trauma torácico fechado Infarto de miocardio causado por lesión arterial coronaria post traumatismo torácico cerrado Myocardial infarction caused by coronary artery injury after a blunt chest trauma

open access: yesArquivos Brasileiros de Cardiologia, 2009
Relatamos o caso de um indivíduo do sexo masculino de 29 anos de idade, vítima de um acidente de carro no qual sofreu trauma torácico fechado, evoluindo com insuficiência cardíaca congestiva.
Márcio Silva Miguel Lima   +2 more
doaj   +1 more source

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