Atrial appendage thrombus

Case contributed by Dr Servet Kahveci


A patient with atrial fibrillation admitted with abdominal pain.

Patient Data

Age: 60 years
Gender: Male

Filling defect in the left atrial appendage.

Large cystic lesion in the spleen.

Hypodense areas in the renal cortices (likely infarcts) as a result of thromboembolism.

Annotated image

Filling defect in the left atrial appendage (yellow arrow).

Cystic lesion in the spleen as a result of thromboembolism (red arrow).

Hypodense areas in both renal cortex as a result of thromboembolism (white arrows).

Case Discussion

Atrial appendage thrombosis is seen in a variety of clinical settings and can result in severe morbidity or even death from embolic events. Thrombus in the left atrial appendage may cause embolism producing ischemic stroke and infarction of other organs including the spleen, bowel and kidneys.

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Case information

rID: 64241
Published: 12th Nov 2018
Last edited: 14th Aug 2019
System: Vascular
Inclusion in quiz mode: Included
Institution: Sevgi Private Hospital

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