Question: What is the most prominent feature of a newborn with trisomy 21?

Many characteristics of full trisomy 21 are quite noticeable—a round face and upturned eyes, and a short, stocky build, for example. People with Down syndrome sometimes move awkwardly, usually due to low muscle tone (hypotonia) at birth that can interfere with physical development.

What are some of the features that make trisomy 21 easy to recognize?

A flattened face, especially the bridge of the nose. Almond-shaped eyes that slant up. A short neck. Small ears.

What is the major characteristic of trisomy 21?

Key points about Down syndrome in children Down syndrome (trisomy 21) is a genetic disorder. It includes certain birth defects, learning problems, and facial features. A child with Down syndrome also may have heart defects and problems with vision and hearing.

Which feature is present in Down syndrome?

A few of the common physical traits of Down syndrome are low muscle tone, small stature, an upward slant to the eyes, and a single deep crease across the center of the palm – although each person with Down syndrome is a unique individual and may possess these characteristics to different degrees, or not at all.

What are the clinical characteristics consistent with a diagnosis of trisomy 21?

On physical examination, patients with trisomy 21 have characteristic craniofacial findings, such as the following: Flat occiput and a flattened facial appearance. Small brachycephalic head. Epicanthal folds.

What does it mean if your baby is very active in womb?

Generally, an active baby is a healthy baby. The movement is your baby exercising to promote healthy bone and joint development. All pregnancies and all babies are different, but its unlikely that lots of activity means anything other than your baby is growing in size and strength.

Can you tell from a scan if your baby has Down syndrome?

Ultrasound scans arent a full-proof way of testing for Down syndrome in babies. They can detect some indications of potential markers that are commonly seen in Down Syndrome babies but cant give a definitive answer. A Detailed Anomaly Scan done at 20 weeks can only detect 50% of Down Syndrome cases.

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