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Table 1 Congenital anomaly subgroups and corresponding ICD-9-CM codes

From: Congenital anomalies among live births in a polluted area. A ten-year retrospective study

Congenital anomalies subgroups

ICD9-CM codes

Nervous system

740-742

Eye

743

Ear. face and neck

744

Congenital heart disease

745-746, 747–747.4

-Common arterial truncus

745.00

-Transposition of great vessels

745.10

-Single ventricle

745.3

-Ventricular septal defect

745.4

-Atrial septal defect

745.5

-Atrioventricular septal defect

745.6

-Tetralogy of Fallot

745.2

-Tricuspid atresia and stenosis

746.1

-Ebstein’s anomaly

746.2

-Pulmonary valve atresia

746.01

-Pulmonary valve stenosis

746.02

-Aortic valve atresia / stenosis

746.3

-Hypoplastic left heart

746.7

-Coarctation of aorta

747.1

-Total anomalous pulm venous return

747.42

Respiratory

748

Oro-facial clefts

749.0-749.2

Digestive system

750-751, 756.6

Abdominal wall defects

756.70-756.71, 756.79

Urinary

753, 756.72, 752.62

-Bladder exstrophy and / or epispadia

753.5, 752.62

Genital

752.0-752.4, 752.60, 752.61, 752.7-752.9

-Hypospadia

752.61

Limb

754.3-754.8, 755

Musculo-skeletal

754.0-754.2, 756.0-754.5, 756.8-756.9, 762.80

Chromosomal

758.0-758.3, 758.5-758.9

Other malformations

747.5-747.9, 757, 759.0-759.7