CTICasesVSD with Flow Variation
Cite this case
[...]. VSD with Flow Variation. CTICases. Published October 13, 2022. https://str-case-explorer.pages.dev/c/ngs3r
Imaging findings
A supracristal VSD showing left-to-right flow on MRI (gated to end-expiration), but reverse flow (right-to-left) on CT (acquired during inspiration).
Key takeaways
Respiratory cycle changes and intrathoracic pressure variations can significantly impact shunt direction, especially in patients with complex congenital heart disease.
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