Pregnancy Scan (1st Trimester)
Also called: Dating Scan, Viability Scan, NT Scan
Confirms pregnancy, dates it accurately, and checks for the early markers around 11–14 weeks.

- Duration
- 20 min
- Report
- Same day
- Fasting
- Not needed
What this test is
The first-trimester pregnancy scan confirms the pregnancy, dates it within 3–5 days of accuracy, and checks the heart beat. Done around 11–14 weeks, it also measures nuchal translucency (NT) — a soft marker for Down syndrome risk that is combined with blood tests for the combined first-trimester screening. Early scans (before 8 weeks) are done by TVS; later in the first trimester abdominal scan is sufficient.
When you need this test
- Confirmed positive pregnancy test
- Dating an uncertain pregnancy
- After previous miscarriage or ectopic — viability check
- 11–14 weeks: combined first-trimester screening (NT + blood)
How to prepare
- Drink 4 glasses of water 1 hour before for an abdominal scan after 10 weeks.
- For very early scans (under 8 weeks), TVS is usual — empty bladder.
- Carry your last period date and any previous pregnancy reports.
- Partner is welcome to attend.
Why DiagnoHouse for this test
GE Voluson class
Modern high-resolution probes with doppler capability.
Female sonographer
Available for gynaecological, breast, and obstetric scans on request.
NABL accredited
Independent quality audit against ISO 15189 standards.
Reports on WhatsApp
Soft copies on WhatsApp + email. Printed films and reports on request.
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- Report time
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FAQs
When will I hear the heartbeat?
By 6 weeks with a TVS scan; by 8 weeks on abdominal scan.Will I get photos?
Yes — we print 3–4 still images. Digital copies on WhatsApp.Is it safe?
Yes. Ultrasound has no radiation and is considered safe at all stages of pregnancy.How accurate is the dating?
First-trimester dating is the most accurate — within 3–5 days. After 14 weeks, accuracy reduces.
Need help choosing?
Not sure if this is the right test for you? Have a doctor's note? Call or WhatsApp — guidance is free.
5,000+ scans · 4.8 ★ avg rating · NABL accredited · Reports on WhatsApp