stuttering; stammering

Etiology

• developmental
• acquired

Epidemiology

• common developmental disorder

Pathology

• cerebral lesions in permanent acquired form

Clinical manifestations

• interruptions of normal speech by involuntary repetition
• prolongation or arrest of uttered letters or syllables
• acquired form (differs from developmental form)
  • prolongation & blocks are restricted to the initial syllables
  • no adaptation
  • not accompanied by grimacing
  • may be transient or permanent

More general terms

• fluency disorder

Patient information

stuttering patient information