Studies have been done with electromyography to trace skeletal muscle activity in some hyperkinetic disorders.
2.
Dystonia can occur as a hyperkinetic disorder or as a side effect of hypokinetic disorders such as Parkinson s disease.
3.
While ADHD may exist depressive or anxiety disorder, the presence of one of these rules out a diagnosis of hyperkinetic disorder.
4.
In the past, attention deficit hyperactivity disorder ( ADHD ) was not recognized, and hyperkinetic disorder was only rarely diagnosed.
5.
Within the ICD-10 category scheme, disinhibited attachment disorder specifically excludes Asperger syndrome ( F84.5 ), hospitalism in children ( F43.2 ), and hyperkinetic disorders ( F90 .-).
6.
Unlike ADHD, a diagnosis of hyperkinetic disorder requires that the clinician directly observes the symptoms ( rather than relying only on parent and teacher reports ); that onset must be by age 6 not 7; and that at least six inattention, three hyperactivity and one impulsivity symptom be present in two or more settings.