Figure 2From: Coronary artery fistula; coronary computed topography – The diagnostic modality of choice An axial image from an ECG-gated, contrast-enhanced, coronary CT angiogram depicting the fistula (white arrow) running in the atrio-ventricular groove posterior to the ascending aorta (AA) and communicating (red arrow) with the left atrium (LA). Pulmonary artery (PA).Back to article page