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Vomiting in pregnancy
Hyperemesis is a diagnosis of exclusion.
Source: RCOG GTG 69 Calculator
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| <16 wk, ketones, weight loss | Hyperemesis gravidarum. |
|---|---|
| Very high hCG, big uterus | Molar or multiple pregnancy. |
| Fever, loin pain | Pyelonephritis. |
| After 20 wk + epigastric pain | Pre-eclampsia / HELLP, acute fatty liver. |
| Other | Gastroenteritis, appendicitis, DKA, thyrotoxicosis. |
A summary for trained clinicians. Always check the full guideline, the patient in front of you and your hospital's protocol. Spotted an error? Tell us.