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AVA · Clinical Decision Support · est. 2026
Hypertensive Disorders in Pregnancy
Assessment · Classification · Evidence-based Treatment
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Hypertensive Disorders in Pregnancy
Clinical Decision Support · Assessment · Classification · Evidence-based Treatment
Step 1
Vitals & History
Step 2
Symptoms & Labs
Step 3
Classification
Step 4
Treatment Plan
Blood pressure & gestational age
Systolic BP (mmHg)
Diastolic BP (mmHg)
Gestational age (weeks)
1 – 42 weeks
ℹ
Hypertension diagnosis requires ≥2 confirmed readings taken ≥15 minutes apart.
Obstetric history
Gravida / Parity
— Select —
Primigravida (G1)
Multigravida (G2+)
Previous preeclampsia
No
Yes (prior pregnancy)
Pre-existing hypertension
No
Yes — before 20 wks or pre-pregnancy
Multiple gestation
No (singleton)
Yes (twins or more)
Risk factor profile
Maternal age
18 – 34 years
≥ 35 years
< 18 years
BMI category
Normal (18.5–24.9)
Overweight (25–29.9)
Obese (≥30)
Diabetes mellitus
No
Yes (type 1, 2, or GDM)
CKD / autoimmune disease
No
Yes
Next: Symptoms & Labs →
Neurological & visual symptoms
Seizure or convulsion (new onset — eclampsia)
Altered consciousness or confusion
Visual disturbances (blurring, scotoma, photopsia)
Severe headache (persistent, unrelieved by analgesia)
Cardiovascular & respiratory
Pulmonary oedema (SpO₂ <95%, orthopnoea, bilateral crackles)
Chest pain or dyspnoea (new onset)
Abdominal & hepatic
Epigastric or right upper quadrant pain
Nausea / vomiting (new onset)
Laboratory results
(leave blank if not yet available)
Proteinuria
None / not tested
Trace (<0.3 g/24h or <300 mg/g Cr)
Significant (≥0.3 g/24h or dipstick 2+)
Heavy (≥5 g/24h or dipstick 3–4+)
Platelets (×10⁹/L)
Threshold of concern: <100
Serum creatinine (mg/dL)
Normal in pregnancy ≤0.8–1.0 mg/dL · Concern if >1.02
ALT / AST (IU/L)
ULN ~35 IU/L · concern if >2× ULN (~70)
LDH (IU/L)
Elevated >600 — consider HELLP
SpO₂ (%)
Fetal growth restriction (FGR)
No / not assessed
Yes — confirmed on ultrasound
Uric acid (µmol/L)
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