Attention-Deficit/Hyperactivity Disorder (ADHD) Neurodevelopmental disorder characterized by inattention, hyperactivity, and impulsivity. Clinical Presentation Inattention (≥6 symptoms if ≤16; ≥5 if ≥17): Hyperactivity/Impulsivity (≥6 symptoms if ≤16; ≥5 if ≥17): Functional impairment required (academic, social, occupational). Labs, Studies, and Physical Exam Findings Treatment First-line: Stimulants (most effective) Non-stimulant alternatives Non-pharmacologic Key Differentiators Test Alert Autism Spectrum […]