Presentation
Cough and hemoptysis.
Patient Data
Age: 20 years
Gender: Male
Frontal

A solitary rounded opacity is present in the right lower zone. There is no pleural effusion and the cardio-mediastinal contours are normal. A CT was arranged.
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Coronal C+ portal venous phase

There is a lobular structure with identical density to it's feeding vessel which is a pulmonary arterial branch. The draining vessel is a pulmonary vein tributary. No other lesions are seen. There is an incidental heterogenous indeterminate 10 cm right adrenal mass.
Case Discussion
Don't forget pulmonary AVMs in your differential for solitary pulmonary nodules!