PMC3425227_01
Stress and rest myocardial perfusion scan showing no evidence of ischemia
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F1
ST depressions (2.5 mm in V1-V3), which persisted in early recovery phase, only to revert back to normal 6 minutes into recovery stage. Stress and rest MPS images revealed preserved perfusion in all territories and no evidence of inducible ischemia [Figure 1].
Coronary angiogram showing short segment of dual LAD (arrow)
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F2
This prompted us to review the coronary angiogram, which to our surprise, revealed a dual LAD, a short LAD as seen previously originating from LMCA [Figure 2], and also a long LAD originating from RCA, which was initially misdiagnosed as a conus branch.