The term comes from the Latin word de, which means ‘apart’,
and mens, from the genitive ‘mentis’, meaning mind.
This disease of the brain is progressive in the sense that
symptoms gradually become worse.
Cause of dementia
Dementia is caused by injury or brain disease, and is marked
by memory disorder, personality change and impaired reasoning. It is more
common among elderly people, but affects adults of all age.
Disease that cause
dementia
a – Alzheimer Disease:
This is the most common cause of dementia, the chemistry and function of the
brain of a patient changes and the brain cell dies prematurely.
b – Stroke(Vascular
disease): The occurs as a result of impaired cerebral circulation, the
brain need good supply of oxygen rich blood, if supply is cut off or is
undermined in any way, the brain cell dies and the blood vessels vein and arteries
weakens causing vascular disease.
Symptoms may appear all of a sudden or gradually, a major
stroke will produce symptoms once, while a series of mini stroke will not.
C – Dementia with (Lewy
bodies): In this condition, spherical bodies develop inside nerve cells in
the brain and become part of our nervous system; these objects then cause
damage to nervous tissues, this condition leads to memory and speech
impairment.
Dementia with Lewy is sometime mistaken for Parkinson’s disease
because both has similar symptom.
D – Fronto temporal
dementia: This include Pick’s disease, it damage he front part of the
brain, the patients Behavior and personality are affected and later his memory.
Other diseases associated with dementia are,
-
Motor
neuron disease
-
Multiple
sclerosis
-
Jacobs
disease
-
Huntington’s
disease
-
Aids,
etc.
Symptoms of dementia
Symptom of this mental condition include
-
asking
the same question repeatedly
-
becoming
loss in familiar places
-
inability
to follow direction
-
getting
disoriented about people
-
negligence
of personal safety , hygiene and nutrition
In the later stage, dementia patient become unaware of time,
date, week and month.
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