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There are many causes of intellectual decline. Intellectual decline can be symptom of a wide variety of mild to serious diseases, disorders and conditions. Common causes include neurological diseases and neurological disorder which directly affect the brain and nervous system. These include stroke, Alzheimer's disease, dementia, transient ischemic attack and head injuries or head trauma, such as concussion. Other neurological diseases that can cause intellectual decline include brain tumor, subdural hematoma, meningitis, brain abscess, fetal alcohol syndrome, hydrocephalus and encephalopathy.
Very minimal and very slowly progressive cognitive decline can be due to age-related cognitive decline. Age-related cognitive decline is generally regarded by many experts as a normal part of aging, but it may be associated with conditions, such as dementia or Alzheimer's disease.
Intellectual decline can be the result of a wide variety of other conditions, diseases or disorders that indirectly affect the functioning of the brain and nervous system. These include anemia, hypoxia, atherosclerosis, depression, alcohol intoxication and the use of certain drugs, such as methamphetamine, sedatives, narcotics, hypnotics and barbiturates. Other causes include malnutrition, bacterial diseases, AIDS, meningitis, moderate to severe chronic pain, vitamin B6 deficiency, menopause, hypothyroidism and vitamin B12 deficiency.
Some of the possible common medical causes of Intellectual decline may include:
Some of the less common causes of Intellectual decline may include:
The following list of conditions have 'Intellectual decline' or similar listed as a symptom in our database. This computer-generated list may be inaccurate or incomplete. Always seek prompt professional medical advice about the cause of any symptom.
Select from the following alphabetical view of conditions which include a symptom of Intellectual decline or choose View All.
This section shows a full list of all the diseases and conditions listed as a possible cause of Intellectual decline in our database from various sources.
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