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Spinal cord injury (SCI) causes partial or complete paralysis of voluntary musculature innervated caudal to the lesion and results in impaired sensation and abnormalities in muscle tone including spasticity, spasms, clonus, and flaccidity. Spinal cord damage also disrupts functioning of the respiratory, cardiovascular, gastrointestinal, genitourinary, and endocrine systems. Common sequelae of SCI include (1-7):