Epistemis

Selective mutism

Specialty: Psychiatry.

  • Elective mutism
  • situational speech inhibition
  • apparent voluntary aphasia

Why it occurs

  • Childhood social anxiety disorder
  • Autism spectrum disorders (ASD)
  • Post-traumatic stress disorder (PTSD) or acute childhood trauma
  • Reactive attachment disorder
  • Dysfunctional family dynamics or child abuse

Initial workup

Multidisciplinary evaluation (child psychiatry, psychology, speech therapy); audiometry to rule out hearing loss; anxiety scales for children (SCARED); structured clinical observation in different environments (school, family, clinical).

red flags

Sudden onset total mutism that is accompanied by regression of cognitive development, signs of physical abuse or severe malnutrition.

Standard management

  • Fluoxetine — First choice SSRI in children and adolescents with severe social anxiety
  • Sertraline — serotonergic alternative to modulate the avoidance response and anxious blocking

Educational guidance for study. It is NOT a prescription recommendation. The actual choice depends on the cause, the patient, and current guidelines.

Area
Psychiatry
Listed causes
5
Treatment options
2
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