| | Conditions & Treatments | ADHD (Attention-Deficit/Hyperactivity Disorder) Why does ADHD have a slash in it? ADHD doesn't have a slash in it. The correct abbreviation for this neurodevelopmental disorder is ADHD, without a slash. ADHD (Attention-Deficit/Hyperactivity Disorder) - Related Articles Occupational Therapy for ADHD How shoud you act around people with ADHD? Symptoms & Diagnostic Tools for ADHD Disorder Side Effects of ADHD Medicine Adult Attention Deficit Hyperactivity Disorder The Right Diet for ADHD Music & ADHD