Fig. 1

Preoperative 3-dimensional tomography. A, B Total absence of the right bronchial tree and right vascular structures (anterior to posterior view and posterior to anterior view). C, D Abnormal drainage of the left pulmonary veins into the innominate vein (posterior to anterior view and left side to right side view). LPV, left pulmonary vein; LUPV, left upper pulmonary vein; LLPV, left lower pulmonary vein; LPA, left pulmonary artery; VV, vertical vein; InnV, innominate vein; SVC, supra vena cava; Ao, aorta; IVC, inferior vena cava; RA, right atrium; LA, left atrium; RV, right ventricle; LV, left ventricle; LAA, left atrial appendage; PVC, pulmonary venous chamber