Determine the frequency of psychiatric and neurological comorbidities in children and adolescence diagnosed with ADHD.

ADHD is a common neurodevelopmental disorder characterized by hyperactivity, impulsivity, and inattention .ADHD is more often a complex disorder with a high rate of associated co-morbid conditions. Co-morbid conditions are prevalent among people with ADHD and increase its burden and complexity of management.Children with ADHD are at a higher risk than children without ADHD for developing other psychiatric disorders .Motor skill problems and Neurological soft signs are found in many neuropsychiatric conditions .NSS have been associated with inattention and behaviour difficulties for decades. Some researchers argue that these signs should be included in the diagnosis of ADHD .

Inclusion Criteria:

• Age: 6-17 years.
• Sex: both sexes will be included in the study.
• IQ≥70.

Exclusion Criteria:

• Age: less than 6 years or more than 17 years.
• IQ<70.
• Patients with major neurological deficits, cerebral palsy and uncontrolled epilepsy.
• Patients with major psychiatric disorders e.g schizophrenia spectrum disorder.
• Patient who refusing to participate in the study or their caregiver refusing to give informed consent.

Case group will include 100 ADHD patients; will be taken from outpatient clinic of child and adolescence psychiatry of Assiut university hospitals.

Control group will include 100 normal children; they will be selected from neurology clinic complaining from minor neurological complaint e.g : headache, will match with the case group for age, sex and educational level.