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643 Excessive vomiting in pregnancy
Requires fifth digit; valid digits are in [brackets] under each code. See beginning of section 640-649 for definitions.
Includes: hyperemesis arising during pregnancy
vomiting:
persistent arising during pregnancy
vicious arising during pregnancy
hyperemesis gravidarum | |
 | 643.0 Mild hyperemesis gravidarum
[0,1,3]
Hyperemesis gravidarum, mild or unspecified, starting before the end of the 22nd week of gestation |
| 643.1 Hyperemesis gravidarum with metabolic disturbance
[0,1,3]
Hyperemesis gravidarum, starting before the end of the 22nd week of gestation, with metabolic disturbance, such as:
carbohydrate depletion
dehydration
electrolyte imbalance |
| 643.2 Late vomiting of pregnancy
[0,1,3]
Excessive vomiting starting after 22 completed weeks of gestation |
| 643.8 Other vomiting complicating pregnancy
[0,1,3]
Vomiting due to organic disease or other cause, specified as complicating pregnancy, or as a reason for obstetric care during pregnancy
Use additional code to specify cause |
| 643.9 Unspecified vomiting of pregnancy
[0,1,3]
Vomiting as a reason for care during pregnancy, length of gestation unspecified |