disease has feature Sleep myoclonus Limb myoclonus sleep-wake disorder mental disorder periodic limb movement disorder https://www.malacards.org/card/periodic_limb_movement_disorder icd11.foundation:1846518306 EFO:0007428 MEDGEN:199731 ICD10CM:G47.61 ICD9:327.51 DOID:9207 UMLS:C0751774 SCTID:418763003 Excessive periodic leg movements during sleep that cause micro-arousals and interfere with the maintenance of sleep. This condition induces a state of relative sleep deprivation which manifests as excessive daytime hypersomnolence. The movements are characterized by repetitive contractions of the tibialis anterior muscle, extension of the toe, and intermittent flexion of the hip, knee and ankle. (Adams et al., Principles of Neurology, 6th ed, p387) MONDO:0005905