<unk>  onset, focal weakness of 1 or more extremity
Decreased muscular tone
Absent or hypoactive reflexes
Rarely have numbness, but may have some neuropathic pain
Fever and other symptoms of infection by causative virus (e.g. URI symptoms, gastroenteritis)
In severe cases:
Bulbar dysfunction (dysphagia, dysarthria, dysphonia, facial weakness, ptosis)
Respiratory muscle weakness
Autonomic instability, arrhythmias if cervical lesion present
Paralysis usually maximal at 3-5 days after onset
Bulbar dysfunction (dysphagia, dysarthria, dysphonia, facial weakness, ptosis)
Respiratory muscle weakness
Autonomic instability, arrhythmias if cervical lesion present
Acute flaccid myelitis
Neuromuscular weakness
Transverse myelitis
Upper motor neuron:
Amyotrophic lateral sclerosis
CVA
Lateral medullary syndrome
Hemorrhagic stroke