Ataxic cerebral palsy is caused by damage to cerebellar structures, differentiating it from the other 2 forms of CP, which are spastic CP (damage to cortical motor areas and underlying white matter) and athetoid CP (damage to basal ganglia).
Sx
Intention (action) tremor, the most common manifestation, especially apparent when carrying out precise movements, e.g. tying shoe laces or writing with a pencil. Sx gets progressively worse as the movement persists, causing the hand to shake. As the hand gets closer to the accomplishing the intended task, the trembling intensifies, which makes it even more difficult to complete
Problems in coordination, specifically in their arms, legs, and trunk
Decreased muscle tone
Pathophysiology
There is damage to the cerebellum, which is essential for coordinating muscle movements and balance
Cause
Congenital, most commonly, like all forms of CP, resulting from erors in the development of the cerebellum and connexins during pregnancy
Acquired via meningitis or even by head trauma, although head trauma often leads to a traumatic brain injury
Tx
No cure, like all forms of CP
Tx can limit the negative effects of the condition
Epidemiology
It is seen in approximately 5-10% of all cases, making it the least frequent form of CP diagnosed
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