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Down Syndrome

Early Signs of Down Syndrome

Down syndrome is usually recognised at or soon after birth from a pattern of physical features — low muscle tone, a flatter facial profile, upward-slanting eyes, a single palmar crease — confirmed by a simple karyotype blood test. No single feature confirms it, and early checks plus loving support help children thrive.

Early Signs of Down Syndrome
Early Signs of Down Syndrome — Ask Pinnacle, the Child Development Kośa

When you first hold your newborn, the questions can feel big — but recognising the early signs of Down syndrome is the gentle first step towards the right support, early.

In short

Down syndrome is usually recognised at or soon after birth from a recognisable pattern of physical features, often confirmed by a simple blood (karyotype) test. The common newborn signs include low muscle tone, a flatter facial profile, upward-slanting eyes and a single crease across the palm. These are gentle physical markers — not a measure of your child's future, which loving, early support shapes enormously.

Early signs you may notice

At or soon after birth
  • Low muscle tone (hypotonia) — baby feels softer or 'floppier' when held
  • A flatter facial profile and a small nose with a flat bridge
  • Eyes that slant slightly upwards, sometimes with small skin folds at the inner corner
  • A single deep crease across one or both palms (single palmar crease)
  • A shorter neck, smaller ears, and a gap between the first and second toes
  • A protruding tongue and a smaller mouth

In early months

  • Feeding may take a little longer because of low tone
  • Motor milestones — head control, rolling, sitting — often arrive a bit later

No single feature confirms Down syndrome, and many babies share one or two of these. A blood test (karyotype) gives the clear answer.

Why this matters early

Down syndrome (ICD-11 LD40.0) arises from an extra copy of chromosome 21. Recognising it early opens doors to important checks — heart, hearing, thyroid and vision — and to early developmental support that builds communication, movement and learning from the very start. Children with Down syndrome learn, play, attend school and thrive; early, joined-up support simply helps them flourish sooner.

The Pinnacle way

At Pinnacle Blooms Network, your child's strengths are mapped through a clinician-administered structured assessment, and a clinical AbilityScore® and any diagnosis are formed only at a Pinnacle Blooms Network centre under qualified clinician care — never from an online list. From there we plan special education and therapy around your child. Learn how the AbilityScore® gives an objective, multi-domain baseline. Across 70+ centres in 4 states, our 700+ therapists walk this path with 4.95 lakh+ families.

Trusted sources

Guided by WHO ICD-11 (LD40.0), CDC 'Learn the Signs. Act Early.', the Indian Academy of Pediatrics, and the American Academy of Pediatrics via HealthyChildren.org.

Next step — speak to your paediatrician about a karyotype test if you notice these signs, and reach the Pinnacle team on WhatsApp +91 91001 81181 to plan early developmental support.

This is general information, not a diagnosis — a clinical AbilityScore® and any diagnosis are formed only at a Pinnacle Blooms Network centre under qualified clinician care.

What to watch

Beyond the facial and tone features, watch for feeding difficulty, breathing concerns or bluish colour — these may signal a heart issue and warrant prompt paediatric review, as nearly half of babies with Down syndrome have a heart condition needing early checks.

Try this at home

Skin-to-skin holding and unhurried, supported feeding help a baby with low muscle tone feed and bond — let feeds take their own time and pause often.

Trusted sources

Developed by SETU Consortium · Pinnacle Blooms Network · Last reviewed 2026-06-10 · reviewed every 365 days

This is general information, not a diagnosis. A clinical AbilityScore® and any diagnosis are formed only at a Pinnacle Blooms Network centre, under qualified clinician care.

Frequently asked

Can Down syndrome be seen at birth?

Yes, it is usually recognised at or soon after birth from a pattern of physical features, then confirmed by a simple blood test called a karyotype. No single feature is enough on its own.

Does having one of these features mean my baby has Down syndrome?

Not at all. Many healthy babies share one or two of these features. Only a karyotype blood test gives a clear answer, so speak to your paediatrician if you have concerns.

Will my child be able to learn and go to school?

Yes. Children with Down syndrome learn, play, attend school and thrive. Early developmental support and special education help them flourish sooner, building communication, movement and independence.

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