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Huntington’s Disease. Austin Bollinger Delaney Lawson. Description:. Genetic Defect on Chromosome 4. Causes CAG in the DNA to repeat many times. On Normal DNA its repeated 10-28 times. With this disease it repeats 36-120 times.

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Huntington s disease

Huntington’s Disease

Austin Bollinger

Delaney Lawson


Description
Description:

  • Genetic Defect on Chromosome 4.

  • Causes CAG in the DNA to repeat many times.

    • On Normal DNA its repeated 10-28 times.

    • With this disease it repeats 36-120 times.

  • If parent’s have this disease, the child has a 50% chance of having it as well.


Symptoms
Symptoms

  • Behavioral Changes:

    • Hallucinations

    • Irritability

    • Moodiness

    • Paranoia

    • Psychosis

    • Abnormal And Unusual movements:

      • Facial movements

      • Head turning to shift eye position

      • Quick, sudden, sometimes wild jerking movements of the arms, legs, face, etc.

      • Slow, uncontrolled movements

      • Unsteady gait

    • Dementia that slowly gets worse:

      • Disorientation or confusion

      • Loss of judgment

      • Loss of memory

      • Personality changes

      • Speech changes


Effects on brain and nervous system
Effects on Brain and Nervous System

  • Mainly affects brain and spinal cord

  • Causes abnormal brain cells found deep in the brain that control movement

  • The HD gene somehow prevents brain cells from protecting themselves against poisons called oxidants

  • Worsened by falls in the amounts of neurotransmitters


How it is obtained
How it is obtained?

  • Hereditary

  • If parent has the disease the child has a 50% chance of having it.


Treatment
Treatment

  • There is no cure…



Huntington s as seen on tv
Huntington’s as seen on TV

  • Scrubs

  • House

  • Planet of the Apes (New one)


Random facts
Random facts

  • Leads to:

    • Depression

    • Injury to self or others

    • Increased risk of infection

    • Loss of ability to interact or care for self

    • Death

      • Within 15-20 years of first symptoms

      • Usually caused by infection or suicide


Bibliography
Bibliography

  • http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0001775/

  • http://www.netdoctor.co.uk/diseases/facts/huntingtons.htm

  • http://digitaljournal.com/article/287977


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