Narcolepsy: Differential diagnosis
| Sleep disorders Insufficient sleep syndrome Delayed sleep-phase syndrome Idiopathic hypersomnia Sleep-disordered breathing (obstructive or central sleep apnea) Periodic limb movement disorder Kleine-Levin syndrome |
| Medical disorders Diencephalic lesions Encephalopathy (metabolic, autoimmune, infectious) |
| Psychiatric disorders Depression Bipolar disorder |
| Drugs, other substances Benzodiazepines Opiates Barbiturates Alcohol |