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Muscular Bridge in Left Anterior Descending (LAD)

Patient History

70 year old
Critical aortic stenosis
Screening angiography reveals something strange in LAD

Baseline Angiography

Baseline angiography of LAD

Baseline HD IVUS

Baseline HD IVUS of LAD reveals muscular bridge

Conclusion

HD IVUS reveals bridge in the LAD
FFR at bridge site: 0.73
FFR proximal to lesion: 0.87
The lesion is left untreated