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Patient History
- 74 year old male
- Admitted with chest pain
- Diagnostic case
- Troponin mildly elevated
- Echo shows ejection fraction (EF) of 20%
- Referred for angiography
Baseline Angiography
Baseline angiography of LAD reveals a hazy area in proximal LAD
Baseline angiography of LAD – View 1 
Baseline angiography of LAD – View 2 Baseline HD IVUS
Baseline HD IVUS of the hazy proximal LAD lesion identified a calcium nodule and three additional severely calcified lesions
Baseline HD IVUS of proximal LAD lesion 
Baseline HD IVUS measurement of 1st calcified lesion – MLA: 3.84 mm2 
Baseline HD IVUS measurements of 2nd calcified lesion – MLA: 2.47 mm2 
Baseline HD IVUS measurements of 3rd calcified lesion – MLA: 3.17 mm2 
Baseline HD IVUS measurements of 4th calcified lesion – MLA: 3.38 mm2 Conclusion
HD IVUS was able to reveal several calcified lesions including a calcified nodule in the LAD
