Patients are left with varying degrees of neurological impairment and these sequelae are mainly cognitive dysfunction and motor impairment.
Patients with cognitive and psychiatric impairments may have minor alterations in consciousness and personality, and memory loss.
Movement disorders include Parkinson’s syndrome, which manifests as masked face, tremor, and cogwheel-like muscle tonus, and other forms of movement disorders: oropalatal dystonia, coracobrachial dystonia, and choreoathetoid dyskinesia.