Azygos arch valve
History of heavy smoking. Presents with hemoptysis and shortness of breath.
Age: 55 years
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Axial C+ arterial phase
1 case question available
- High injection rate was used for this patient (3ml/s of 300mg/ml of contrast agent).
- Reflux of contrast agent into the azygos arch is seen in about 50% of patients where high injection rates are used 1.