Quick Answer: Why do people with Down syndrome have large tongues?

Do Down syndrome have bigger tongues?

People with Down syndrome may have large tongues or they may have an average size tongue and a small upper jaw that makes their tongue too large for their mouth. It is also common for people with Down syndrome to have grooves and fissures on their tongues.

What are the oral manifestations of Down syndrome?

The most common orofacial findings in DS include mouth breathing, open bite, relatively enlarged and protruding tongue, drooling, fissured tongue, malocclusion, low level of dental caries and poor oral hygiene (1,2,4-6).

Why do Down syndrome have bad teeth?

MALOCCLUSION is found in most people with Down syndrome because of the delayed eruption of permanent teeth and the underdevelopment of the maxilla. A smaller maxilla contributes to an open bite, leading to poor positioning of teeth and increasing the likelihood of periodontal disease and dental caries.

Why do Down syndrome have slanted eyes?

Slanting and a fold of skin (epicanthal fold) are normal in people of Asian descent. Abnormal slanting of the eye may occur with some genetic disorders and syndromes. The most common of these is Down syndrome. People with Down syndrome often also have an epicanthal fold in the inner corner of the eye.

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Why does Down syndrome have tongue?

Sinus congestion will work against you here, as children who have Down syndrome often have upper respiratory problems. If you can’t breathe out of your nose, you’re forced to have an open-mouth posture, which encourages the tongue to fall forward.

Why do people with Down syndrome keep their mouths open?

A combination of anatomical and physiological difficulties result in open mouth posture and tongue protrusion. Many children with Down syndrome have hypersensitive (tactile defensive) or hyposensitive reactions to touch around the mouth.

Is Macroglossia common in Down syndrome?

Relative macroglossia can be seen normally on occasion but is most common in Down syndrome. The most serious complication of this condition is airway obstruction. In infants, macroglossia should be distinguished from focal enlargement of the tongue seen in patients with a lymphatic malformation or hemangioma.

What are the 3 types of Down syndrome?

There are three types of Down syndrome:

  • Trisomy 21. This is by far the most common type, where every cell in the body has three copies of chromosome 21 instead of two.
  • Translocation Down syndrome. In this type, each cell has part of an extra chromosome 21, or an entirely extra one. …
  • Mosaic Down syndrome.

Do people with Down syndrome have straight hair?

They often have straight hair that is fine and thin. In general, people with Down syndrome tend to be short in stature with short limbs. They may also have a larger than normal space between the big and second toes and extra-flexible joints.

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