Dilatation  | 
 |  | 
   | 
  venule - see Hemorrhoids  | 
  aorta (focal) (general) (see also Aneurysm, aorta)  441.9 | 
   | 
   | 
   | 
   | 
   | 
   | 
  bile duct (common) (cystic) (congenital)  751.69 | 
   | 
  bladder (sphincter)  596.8 | 
   | 
  in pregnancy or childbirth  654.4 | 
  causing obstructed labor  660.2 | 
  affecting fetus or newborn  763.1 | 
   | 
   | 
  with acute exacerbation  494.1 | 
  calyx (due to obstruction)  593.89 | 
   | 
  cardiac (acute) (chronic) (see also Hypertrophy, cardiac)  429.3 | 
   | 
   | 
   | 
  hypertensive (see also Hypertension, heart)  402.90 | 
  cavum septi pellucidi  742.4 | 
   | 
   | 
  cervix (uteri) - see also Incompetency, cervix  | 
  incomplete, poor, slow  | 
  affecting fetus or newborn  763.7 | 
  complicating delivery  661.0 | 
  affecting fetus or newborn  763.7 | 
   | 
   | 
  due to mechanical obstruction  560.89 | 
   | 
  common bile duct (congenital)  751.69 | 
   | 
  with calculus, choledocholithiasis, or stones - see Choledocholithiasis  | 
   | 
  acquired (any bile duct)  575.8 | 
   | 
   | 
   | 
   | 
  due to  | 
   | 
   | 
 |  |