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Updated: Aug 7, 2026

Cardiac Magnetic Resonance for the Evaluation of Suspected Cardiac Thrombus: Conventional and Emerging Techniques
Published on: June 11, 2019
Lung scan detection of SVC clot with collateral flow to liver
M Schwartz1, L C Swayne, R D Macaulay
1Department of Radiology, Morristown Memorial Hospital, New Jersey 07960, USA.
Abstract:
We present a case of visualization of a clot in the superior vena cava with collateral flow to the liver during a lung perfusion scan. A digital venogram performed after injection through the right central venous line confirmed the presence of a clot in the superior vena cava with retrograde flow into the azygous venous system.
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