Images Courtesy of Instituto Cardiovascular de Buenos Aires
Dynamic SPECT Case Study
Patient 9 - Stress/Rest
45 Year Old Male
- Smoking history
- Hypertension
- Regular exercise: sports
Coronary Angiography
Indicates normal
- Acute Chest Pain
- Hs Troponin: 107 ng/l
- NSTEMI
- EKG: Negative T waves inferior leads
Perfusion Scan
Referred for stress rest & cold pressure test
Coronary Flow Reserve (Dipyridamole Stress Test)
Normal response to dipyridamole / rest:
- Non-coronary significant obstructions
- CFR: 2.15
Coronary Flow Reserve (Cold Pressure Test)
Abnormal response to cold pressure test / rest:
- CFR Revealed Endothelial Dysfunction
- CFR: 1.03