Pregnancy (main)

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Background

Clinical Features

Differential Diagnosis

Abdominal distention

Vaginal Bleeding in Pregnancy (<20wks)

Abdominal Pain in Pregnancy

The same abdominal pain differential as non-pregnant patients, plus:

<20 Weeks

>20 Weeks

Any time

3rd Trimester/Postpartum Emergencies

Evaluation

Repeat B-hCG Levels

Pregnancy Type B-hCG Change
Normal
  • Increase >53% in 48hrs (until 10,000 mIU/ml)
  • Depends on the initial value:
    • <1500 --> 50% increase
    • 1500-3000 --> 40% increase
    • > 3000 --> 30% increase
Ectopic
  • Increases or decreases slowly ("plateau")^
Miscarriage
  • Decreases >20% in 48 hrs

^Initial level CANNOT be used to rule-out ectopic

Management

See Also