Results 91 to 100 of about 346,610 (320)

Influence of the flow split ratio on the position of the main atrial vortex: implications for stasis on the left atrial appendage [PDF]

open access: yesComput.Biol.Med.(2024),178:108772
Background: Despite the recent advances in computational fluid dynamics (CFD) techniques applied to blood flow within the left atrium (LA), the relationship between atrial geometry, flow patterns, and blood stasis within the left atrial appendage (LAA) remains unclear.
arxiv   +1 more source

Somatic PRKAR1A mutation in sporadic atrial myxoma with cerebral parenchymal metastases: a case report

open access: yesJournal of Medical Case Reports, 2019
BackgroundAtrial myxomas are generally considered benign neoplasms. The majority of tumors are sporadic and less than 10% are associated with an autosomal dominant condition known as the Carney complex, which is most often caused by germline mutation in ...
A. Roque   +8 more
semanticscholar   +1 more source

Cerebral Aneurysm in Association with Left Atrial Myxoma

open access: yesCanadian Journal of Neurological Sciences / Journal Canadien des Sciences Neurologiques, 2019
Cerebral aneurysm is a rare neurological complication of atrial myxoma. We describe a case of recurrent embolic phenomena followed by a clinical presentation of right posterior communicating artery (Pcomm) aneurysm on a background of a diagnosis of left ...
A. Alrohimi   +5 more
semanticscholar   +1 more source

Cardiac Urea Cycle Activation by Time‐Restricted Feeding Protects Against Pressure Overload‐Induced Heart Failure

open access: yesAdvanced Science, Volume 11, Issue 48, December 26, 2024.
Time‐restricted feeding (TRF) plays a protective role in preventing heart failure by activating the urea cycle in the heart. Cardiac amino acid utilization and urea cycle activity are impaired in mice and patients with declined cardiac function. TRF activates cardiac urea cycle through upregulating circulating amino acids and cardiac argininosuccinate ...
Yanzhen Tan   +11 more
wiley   +1 more source

A Case of Infected Left Atrial Myxoma Presenting as ST-Elevation Myocardial Infarction (STEMI)

open access: yesThe American journal of case reports, 2019
Patient: Male, 34-year-old Final Diagnosis: Infected atrial myxoma Symptoms: Chest pain Medication: — Clinical Procedure: — Specialty: Cardiology Objective: Rare disease Background: Although left atrial myxoma is the most common benign primary cardiac ...
M. Peters, Khaled Tuwairqi, M. G. Farah
semanticscholar   +1 more source

A colossal atrial myxoma [PDF]

open access: yesJournal of Cardiovascular Disease Research, 2010
Atrial myxomas are the most common benign primary tumor of the heart. These cardiac growths can masquerade as mitral stenosis and infective endocarditis. A 35-year-old man presented with complaints of nonspecific symptoms. Echocardiogram revealed a large atrial myxoma occupying the left atrium. Excision revealed a 14 × 8 × 6 cm3 tumor attached to a 4 ×
Vahid Akbari, Atoosheh Rohani
openaire   +2 more sources

Incidental Finding of Isolated Accessory Mitral Valve Tissue in Two Adults

open access: yesClinical Case Reports, Volume 12, Issue 12, December 2024.
ABSTRACT Accessory mitral valve tissue is a rare congenital anomaly often linked to the anterior mitral leaflet, diagnosed via echocardiography. It may cause left ventricular outflow tract obstruction, with prognosis depending on obstruction severity and regular monitoring essential in asymptomatic cases.
Zhaofen Wang   +6 more
wiley   +1 more source

Endobronchial myxoma: Case report [PDF]

open access: yes, 2012
INTRODUCTION: Pulmonary myxoma is an extremely rare benign neoplasm. It is mostly parenchymal but may occasionally occur within the tracheobronchial tree. There are very few reports of endobronchial myxoma.
Campos, Dijon Henrique Salomé de   +10 more
core   +2 more sources

A Late Case of Ischemic Cerebral Event after Resection of a Left Atrial Myxoma

open access: yesCase Reports in Neurology, 2016
Atrial myxoma is one of the most common primary cardiac tumors reported in the literature. In very rare instances, stroke has been the sequelae after a myxomatous tumor resection.
Reginald Lafleur   +4 more
doaj   +1 more source

Graph-Time Spectral Analysis for Atrial Fibrillation [PDF]

open access: yesarXiv, 2019
Atrial fibrillation is a clinical arrhythmia with multifactorial mechanisms still unresolved. Time-frequency analysis of epicardial electrograms has been investigated to study atrial fibrillation. However, deeper understanding of atrial fibrillation can be achieved if the spatial dimension can be incorporated.
arxiv  

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