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Pericardial sinus

Space of the pericardium From Wikipedia, the free encyclopedia

Pericardial sinus
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The pericardial sinuses are impressions in the pericardial sac formed between the points where great vessels enter it.

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Structure

There are three pericardial sinuses: superior, transverse and oblique.[1]

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Clinical significance

During pericardial effusion, fluid may build up in the pericardial sinuses.[3] This may be diagnosed with transoesophageal echocardiography.[3]

References

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