Multiple Sclerosis (MS) Glossary

| A | B | C | D | E | F | G | Ha - Hi | Hj - Hz | I | J | K | L | M | N | O | Pa - Ph | Pi - Pz | Q | R | Sa - Sk | Sl - Sz | T | U | V | W | X | Y | Z |

Glossary - Hj - Hz

  • hydrocephalus - accumulation of liquid within the cavity of the skull, especially within the ventricles of the brain
  • hypalgesia - diminished sensitivity to pain
  • hyperesthesia - an unusual increased or altered sensitivity to sensory stimuli such as touch (tactile hyperesthesia) or sound (auditory hyperesthesia)
  • hyperventilation - abnormally fast or deep respiration resulting in a loss of carbon dioxide from the blood and causing faintness, lightheadedness and tingling in the extremities
  • hypoglycemic reaction - a reaction to a fall in blood sugar; symptoms may be mild or severe and may range from mild weakness or dizziness to overt neurological signs which resemble those of a stroke
  • hypotension - abnormally low blood pressure
  • hypothermia - abnormally low body temperature
  • hypothyroidism - a condition in which the thyroid gland fails to produce enough thyroid hormone
  • hypoventilation - abnormally shallow or slow breathing resulting in increased carbon dioxide build up in the blood; may be the result of impaired lung functioning
  • hypoxia - insufficient levels of oxygen in the blood or tissue

 

 

 

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