9 cases of criss-cross heart anomaly, diagnosed by angiography from April, 1979 to February, 1985 at Seoul National University Hospital were reviewed. The results were as follows: 1. Of 9 cases, 6 cases were male and 3 cases were female and the age ranged from 2 months to 16 years of age. 2. Of 9 cases, 7 cases were concordant(D-loop) and 2 cases were discordant(L-loop) Segmental approaches are 2 cases of SDD(TGV) and each one case of SLD(TGV), SDD(DORV), SDL(DOLV), SLL(corrected TGV), and normal one. 3. Associated anomalies are small sized right ventricle(7 cases), especially inflow tract and sinus portion, pulmonary outflow tract obstruction(5 cases), VSD(9 cases), ASD(7 cases), PDA(2 cases) and visceroatrial situs solitus was observed in all 9 cases but 1 dextrocardia.