2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Congenital Anomalies 740-759 > Other Congenital Anomalies Of Circulatory System 747.* > 2006 ICD-9-CM Diagnosis 747.20 Congenital anomaly of aorta unspecified View the most recent version of ICD-9-CM 747.20 747.20 is a specific code that can be used to specify a diagnosis 747.20 contains 2 index entries View the ICD-9-CM Volume 1 747.* hierarchy  Index entries containing 747.20: Anomaly, anomalous (congenital) (unspecified type) 759.9 aorta, aortic 747.20 arch 747.21 coarctation (postductal) (preductal) 747.10 cusp or valve NEC 746.9 septum 745.0 specified type NEC 747.29 Deformity 738.9 aorta (congenital) 747.20 acquired 447.8 arch 747.21 acquired 447.8 coarctation 747.10