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Nondisjunction

Nondisjunction: Introduction

Normally when cells divide, the pair of chromosomes are split evenly between the two resulting cells. Nondisjunction is the failure of the pair of chromosomes to separate during the cell division causing the produced cells to have an abnormal number of chromosomes i.e. one daughter cell has two chromosomes and the other has none. This abnormality can result in conditions such as Down's syndrome, Edward's syndrome and Hession syndrome. ...more »

Symptoms of Nondisjunction

  • Miscarriage
  • Turner's syndrome (disorder where a female child is born with only 1 X chromosome)
  • Down's syndrome (disorder where child is born with 3 copies of chromosome 21)
  • Edward's syndrome (disorder where child is born with 3 copies of chromosome 18)
  • Patau's syndrome (disorder where child is born with 3 copies of chromosome 13)
  • more symptoms...»

Treatments for Nondisjunction

Causes of Nondisjunction

Read more about causes of Nondisjunction.

Statistics for Nondisjunction

Nondisjunction: Broader Related Topics

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Definitions of Nondisjunction:

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

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More information about Nondisjunction

  1. Nondisjunction: Introduction
  2. Symptoms
  3. Causes
  4. Treatments
 

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