| Q428 | Congenital absence, atresia and stenosis of other parts of large intestine |
| Q429 | Congenital absence, atresia and stenosis of large intestine, part unspecified |
| Q43 | Other congenital malformations of intestine |
| Q430 | Meckel's diverticulum (displaced) (hypertrophic) |
| Q431 | Hirschsprung's disease |
| Q432 | Other congenital functional disorders of colon |
| Q433 | Congenital malformations of intestinal fixation |
| Q434 | Duplication of intestine |
| Q435 | Ectopic anus |
| Q436 | Congenital fistula of rectum and anus |
| Q437 | Persistent cloaca |
| Q438 | Other specified congenital malformations of intestine |
| Q439 | Congenital malformation of intestine, unspecified |
| Q44 | Congenital malformations of gallbladder, bile ducts and liver |
| Q440 | Agenesis, aplasia and hypoplasia of gallbladder |
| Q441 | Other congenital malformations of gallbladder |
| Q442 | Atresia of bile ducts |
| Q443 | Congenital stenosis and stricture of bile ducts |
| Q444 | Choledochal cyst |
| Q445 | Other congenital malformations of bile ducts |
| Q446 | Cystic disease of liver |
| Q447 | Other congenital malformations of liver |
| Q4470 | Other congenital malformation of liver, unspecified |
| Q4471 | Alagille syndrome |
| Q4479 | Other congenital malformations of liver |
| Q45 | Other congenital malformations of digestive system |
| Q450 | Agenesis, aplasia and hypoplasia of pancreas |
| Q451 | Annular pancreas |
| Q452 | Congenital pancreatic cyst |
| Q453 | Oth congenital malformations of pancreas and pancreatic duct Other congenital malformations of pancreas and pancreatic duct |
| Q458 | Other specified congenital malformations of digestive system Other specified congenital malformations of digestive system |
| Q459 | Congenital malformation of digestive system, unspecified |
| Q50 | Congen malform of ovaries, fallopian tubes & broad ligaments Congenital malformations of ovaries, fallopian tubes and broad ligaments |
| Q500 | Congenital absence of ovary |
| Q5001 | Congenital absence of ovary, unilateral |
| Q5002 | Congenital absence of ovary, bilateral |
| Q501 | Developmental ovarian cyst |
| Q502 | Congenital torsion of ovary |
| Q503 | Other congenital malformations of ovary |
| Q5031 | Accessory ovary |
| Q5032 | Ovarian streak |
| Q5039 | Other congenital malformation of ovary |
| Q504 | Embryonic cyst of fallopian tube |
| Q505 | Embryonic cyst of broad ligament |
| Q506 | Other congenital malformations of fallopian tube and broad ligament |
| Q51 | Congenital malformations of uterus and cervix |
| Q510 | Agenesis and aplasia of uterus |
| Q511 | Doubling of uterus with doubling of cervix and vagina |
| Q5110 | Doubling of uterus with doubling of cervix and vagina without obstruction |
| Q5111 | Doubling of uterus with doubling of cervix and vagina with obstruction |