Before birth1 min readUpdated June 1, 2026

Preeclampsia warning signs in pregnancy

Severe headache, vision changes, and sudden swelling need urgent assessment — Medlatec, NHS.

Third trimester

Bầu Ăn Gì? Team · References Medlatec, NHS

What is preeclampsia?

High blood pressure after 20 weeks with organ involvement or severe symptoms.

Red flags

  • Severe headache not improving.
  • Blurred vision or flashing lights.
  • Upper abdominal pain, sudden swelling.
  • Decreased fetal movement.

Action

Go to hospital immediately—do not wait for a routine appointment.

Diet note

Do not extreme salt restriction on your own; follow medical treatment.

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