276.9 Electrolyte and fluid disorders not elsewhere classified
Electrolyte imbalance
Hyperchloremia
Hypochloremia
Excludes:
electrolyte imbalance:
associated with hyperemesis gravidarum (643.1)
complicating labor and delivery (669.0)
following abortion and ectopic or molar pregnancy (634-638 with .4, 639.4)