2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Congenital Anomalies 740-759 > Other Congenital Anomalies Of Digestive System 751.* > 2006 ICD-9-CM Diagnosis 751.3 Hirschsprung's disease and other congenital functional disorders of colon View the most recent version of ICD-9-CM 751.3 Congenital MEGACOLON resulting from the absence of ganglion cells (aganglionosis) in a distal segment of the LARGE INTESTINE. The aganglionic segment is permanently contracted thus causing dilatation proximal to it. In most cases, the aganglionic segment is within the RECTUM and SIGMOID COLON. 751.3 is a specific code that can be used to specify a diagnosis 751.3 contains 22 index entries View the ICD-9-CM Volume 1 751.* hierarchy Alternate Terminology Aganglionosis Congenital dilation of colon Congenital megacolon Marcrocolon  Index entries containing 751.3: Achalasia 530.0 pelvirectal 751.3 Aganglionosis (bowel) (colon) 751.3 Dilatation colon 564.7 congenital 751.3 Disease, diseased - see also Syndrome colon 569.9 functional 564.9 congenital 751.3 Hirschsprung's (congenital megacolon) 751.3 intestine 569.9 functional 564.9 congenital 751.3 Myà's (congenital dilation, colon) 751.3 Ruysch's (Hirschsprung's disease) 751.3 Disorder - see also Disease colon 569.9 functional 564.9 congenital 751.3 intestinal 569.9 functional NEC 564.9 congenital 751.3 Excess, excessive, excessively large colon 564.7 congenital 751.3 Giant colon (congenital) 751.3 Hirschsprung's disease or megacolon (congenital) 751.3 Hypertrophy, hypertrophic colon 569.89 congenital 751.3 Macrocolon (congenital) 751.3 Macrosigmoid 564.7 congenital 751.3 Megacolon (acquired) (functional) (not Hirschsprung's disease) 564.7 aganglionic 751.3 congenital, congenitum 751.3 Hirschsprung's (disease) 751.3 Megasigmoid 564.7 congenital 751.3 Myà's disease (congenital dilation, colon) 751.3 Ruysch's disease (Hirschsprung's disease) 751.3