Selective coronary angiography shows a fistulous communication arising from the proximal left circum flex coronary artery to bronchial artery by different project positions. A, Coronary angiography in LAO45+CAU30 projection position. B, Coronary angiography in CAU20 projection position. C, Coronary angiography in RAO30+CRA30 projection position. D, Coronary angiography in AP projection position (red arrows show the fistulas).