Please help! what is the difference between dyskinesia and tardive dyskinesia?

Dyskinesia is dimin-: ished control of voluntary movements with involuntary spasmodic movements; e.g., hand tremors, uncontrollable movement of upper body or lower extremities from neurological disorders. Tardive Dyskinesia is involuntary movements; e.g., facial grimacing, jaw swinging, repetitive chewing, tongue thrusting &/or finger movements from long-term use of antipsychotic medications in 10-20% of patients.