787.0 Nausea and vomiting
Emesis
Excludes:
hematemesis NOS (578.0)
vomiting:
bilious, following gastrointestinal surgery (564.3)
cyclical (536.2)
associated with migraine (346.2)
psychogenic (306.4)
excessive, in pregnancy (643.0-643.9)
habit (536.2)
of newborn (779.3)
psychogenic NOS (307.54)