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Chromosome 21, tetrasomy 21q

Chromosome 21, tetrasomy 21q: Introduction

Chromosome 21, tetrasomy 21q: A rare chromosomal disorder where there is four copies of the long arm of chromosome 21 instead of the normal two which results in various physical and mental anomalies. More detailed information about the symptoms, causes, and treatments of Chromosome 21, tetrasomy 21q is available below.

Symptoms of Chromosome 21, tetrasomy 21q

Causes of Chromosome 21, tetrasomy 21q

Read more about causes of Chromosome 21, tetrasomy 21q.

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Definitions of Chromosome 21, tetrasomy 21q:

Chromosome 21, tetrasomy 21q is listed as a "rare disease" by the Office of Rare Diseases (ORD) of the National Institutes of Health (NIH). This means that Chromosome 21, tetrasomy 21q, or a subtype of Chromosome 21, tetrasomy 21q, affects less than 200,000 people in the US population.
Source - National Institutes of Health (NIH)

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More information about Chromosome 21, tetrasomy 21q

  1. Chromosome 21, tetrasomy 21q: Introduction
  2. Symptoms
  3. Causes
  4. Treatments
 

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