| A | B |
|---|
| pervasive developmental disorders | a group of disorders that involve a delay in the development of various basic skills, including communication & socializing with others |
| coproraxia | sudden tic-like obscene gesture |
| dylexia | learning disorder in the reading domain |
| echopraxia | repetitive tic-like movements |
| encopresis | involuntary passage of feces in inappropriate places after age of voluntary control has been established |
| enuresis | involuntary passage of urine after age of voluntary control has been established |
| stuttering | repetitive or prolonged sounds or syllables with pauses & monosyllabic broken words |
| tic | sudden, repetitive arrhythmic, stereotyped motor movement or verbal speech that occurs before the age of 18 years |
