Attention Differences or Disorders is the term used to refer to attention deficit disorder (ADD) and attention deficit hyperactivity disorder (ADHD).
Gwahaniaethau neu Anhwylderau Sylw yw'r term a ddefnyddir i gyfeirio at anhwylder diffyg sylw (ADD) ac anhwylder gorfywiogrwydd a diffyg canolbwyntio (ADHD).