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Related Experiment Video

Updated: May 29, 2026

Cardiac Magnetic Resonance for the Evaluation of Suspected Cardiac Thrombus: Conventional and Emerging Techniques

Cardiac Magnetic Resonance for the Evaluation of Suspected Cardiac Thrombus: Conventional and Emerging Techniques

Published on: June 11, 2019

Giant left atrial thrombus: an unexpected finding.

Tiago Judas¹, Ana Rita Almeida, Margarida Rua Celeiro

¹Serviço de Medicina do Hospital Garcia de Orta, Almada, Portugal. tiagojudas@gmail.com

Revista Portuguesa De Cardiologia : Orgao Oficial Da Sociedade Portuguesa De Cardiologia = Portuguese Journal of Cardiology : an Official Journal of the Portuguese Society of Cardiology

|August 31, 2011

Summary

Giant left atrial thrombi are more common in mitral valve stenosis patients. A case study highlights the urgent surgical need for a large thrombus found incidentally in a patient with moderate mitral stenosis.

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Area of Science:

Cardiology
Cardiac Surgery
Thrombosis Research

Background:

Mitral valve stenosis (MVS) is a condition where the mitral valve narrows, potentially leading to left atrial thrombus formation.
Left atrial thrombi in MVS patients have significant implications for treatment strategies, including valve repair decisions.

Observation:

A 63-year-old patient with asymptomatic moderate MVS was hospitalized for community-acquired pneumonia.
Diagnostic workup for pulmonary thromboembolism incidentally revealed a giant left atrial thrombus.

Findings:

The patient presented with a large, previously undetected left atrial thrombus.
The thrombus's size and location necessitated immediate surgical intervention.

Implications:

This case underscores the importance of thorough cardiac evaluation in MVS patients, even when asymptomatic.
Prompt identification and management of giant left atrial thrombi are crucial for preventing embolic events and guiding surgical planning.