infection of the central nervous system (cns) can cause hypoventilation or
Central nervous system disease Encephalitis is an inflammation of the brain. It is usually caused by a foreign substance or a viral infection. Symptoms of this disease include headache, neck pain, drowsiness, nausea, and fever. If caused by the West Nile virus,[28] it may be lethal to humans, as well as birds and horses.
Amyotrophic lateral sclerosis Amyotrophic lateral sclerosis (ALS), also known as motor neurone disease (MND), and Lou Gehrig's disease, is a specific disease which causes the death of neurons controlling voluntary muscles.[3][5][11] Some also use the term motor neuron disease for a group of conditions of which ALS is the most common.[2] ALS is characterized by stiff muscles, muscle twitching, and gradually worsening weakness due to muscles decreasing in size.[2] This results in difficulty speaking, swallowing, and eventually breathing.[2][3]