Evaluation of suspected neuromuscular weakness in a critically ill patient

ICU: intensive care unit; CSF: cerebrospinal fluid; EEG: electroencephalography; EDX: electrodiagnostic studies; NCS: nerve conduction studies; EMG: electromyography; RNS: repetitive nerve stimulation; CIM: critical illness myopathy; CIP: critical illness polyneuropathy; CIM/CIP: combined critical illness myopathy and polyneuropathy; DMS: direct muscle stimulation.