Fig. 1From: Commissural Malalignment as a predictor of coronary artery abnormalities in patients with transposition of great arteries Types of commissural malaligment. Sinus facing pulmonary valve:-When commisure of the aortic valve faces the sinus of the pulmonary vallve. Sinus facing aortic valve:-When the commisure of the pulmonary valve faces the sinus of the aortic valve. Sinus facing sinus:-When both sinuses faces each otherBack to article page