Some of the distinguishing characteristics of a dyslexic learner are: difficulty learning to read, write, or spell, difficulty in following oral and written instructions, illegible handwriting, difficulty in staying on task, easily distracted, confusion in sequence of letters and symbols, delayed spoken language, and confusion about directions in space.
Some of the disorders related to dyslexia are: Attention deficit hyperactivity disorder (ADHD), executive functioning issues, memory impairments, problems with mathematics (dyscalculia), writing problems (dysgraphia), emotional disorders, and behavioral disorders.