Search Results

Kleine-Levin syndrome (KLS) is a rare sleep disorder first described more than 90 years ago. 1 , 2 Its prevalence is estimated at 1 to 5 cases per million. 3 KLS is characterized by recurrent episodes of hypersomnia, behavioral or cognitive disturbances like hyperphagia (rapid consumption of a large amount of food), and hypersexuality. 4 Crises usually manifest at least once a year, ranging from 2 days to 4 weeks, during which patients with KLS can sleep ∼18 hours a day. 5 In contrast, there are no symptoms during crisis intervals. 4

chest compressions, which required surgical repair. Other DM-related complications experienced by this patient during this 97-day hospital admission included cardiac dysrhythmias, hypersomnia, aspiration pneumonitis, and pneumonia. The patient was ultimately transferred to a long-term care facility and 3 months later suffered a fall that resulted in a fatal traumatic brain injury. DISCUSSION DM patients' primary defect is in muscle membranes (sarcolemmas) involving both sodium and chloride channels. 4 , 10 , 11 Atrophy of muscle