This 18 year old girl with total anomalous venous connection, which was corrected surgically for the first time in Korea, is presented here. This patient has mild cyanosis, ejection systolic murmur with splitting of S2,identical O2 saturation of bleed samples from right and left chambers of the heart. The type was supracardiac TAPVC. On conventional cardiopulmonary by pass was used, and an right sided approach was employed. Post-op. course was smooth except for transient arrhythmia, low blood pressure and jaundice. She left hospital in a good general conditions.[KTCS 1978;2:123-128]