The disorder that causes a sudden, painless onset of neurologic deficits is D. Ischemic stroke
What is an Ischemic Stroke?
This refers to the situation in the body when the blood supply to some parts of the brain is reduced which leads to medical complications.
Hence, we can see that one other symptom of Ischemic stroke is that there is a painless onset of neurological deficits and the main cause of this is fatty deposits in the vessel walls.
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