Acute respiratory failure
Predicted by forced VC <25 mL/kg or 50% decrease from normal
Aspiration pneumonia
Trauma related to extremity weakness
Asymmetric weakness without sensory findings with mixed upper and lower motor nerve findings
Predicted by forced VC <25 mL/kg or 50% decrease from normal
Amyotrophic lateral sclerosis
Neuromuscular weakness
Lambert-Eaton myasthenic syndrome
Upper motor neuron:
Polymyositis
CVA
Acute flaccid myelitis
Hemorrhagic stroke