Additional Information
From parent codes: Q00-Q99 (Chapter 17)
More Specific Codes (6)
Q40.0Congenital hypertrophic pyloric stenosis→Q40.1Congenital hiatus hernia→Q40.2Other specified congenital malformations of stomach→Q40.3Congenital malformation of stomach, unspecified→Q40.8Other specified congenital malformations of upper alimentary tract→Q40.9Congenital malformation of upper alimentary tract, unspecified→