Tetralogy of fallot and absence of left pulmonary artery.

Unilateral absence of the pulmonary artery is a rare congenital lesion usually caused by backward displacement of the conical artery of the truncus arteriosus. The purpose of this report is to describe and discuss the treatment of an 8-year-old patient who presented with cyanosis and was diagnosed with tetralogy of Fallot together with an absence of the left pulmonary artery and major aortopulmonary collateral arteries.