Selective Mutism

There is a consistent failure to speak in specific social situations despite speaking in others, and it interferes with educational, occupational, or social communication.

Timing requirement

Duration

≥1 month, excluding the first school month

1 wk1 mo6 mo1 yr2 yr

Timing in context

The disturbance lasts at least 1 month, but the first month of school is excluded.

Sources and review

Last content review: August 21, 2026 · PsychDB ↗