Separation Anxiety Disorder

A developmentally inappropriate and excessive fear or anxiety concerning separation from major attachment figures.

Etiology (Biopsychosocial Model)

Biological: Genetic predisposition (73% heritability in some samples), increased CO₂ sensitivity.

Psychological: Temperamental traits like behavioral inhibition and heightened sensitivity to stress.

Social: Early parental loss, overprotectiveness, bullying, major life stressors (e.g., moving homes, divorce).

Symptoms & Diagnosis (Mnemonic: WATCHFUL)

W - Worry about losing attachment figures or possible harm to them

A - Anxiety over untoward events leading to separation

T - Trouble going out due to separation fears

C - Clutching/clingy behavior or fear of being alone

H - Headaches or somatic complaints when anticipating separation

F - Frightening nightmares about separation

U - Unwilling to sleep away or without attachment figure

L - Long duration (≥4 weeks in children, ~6 months in adults), with significant distress/impairment

Treatment

Psychotherapy: CBT with exposure-based strategies and parent training.

Pharmacotherapy: SSRIs (like fluoxetine) in moderate/severe cases.

Psychoeducation: For child and caregivers to normalize and manage distress.

Family Therapy: To address dynamics that maintain dependency.

Info

DSM-5-TR Code

F93.0

Prevalence

Children: ~4% (6–12 months); higher in girls.

Adolescents (U.S.): 1.6%.

Adults: 0.9–1.9% (higher in women).