Mental, Behavioral and Neurodevelopmental Disorders
ICD-10 Code: F43.10
Post-traumatic Stress Disorder, Unspecified
PTSD without specification of severity, following exposure to traumatic event.
Clinical Information
PTSD develops after trauma exposure. Symptoms: intrusive memories/flashbacks, avoidance, negative cognitions/mood, hyperarousal. Affects 6-7% of adults lifetime. Requires trauma exposure + symptoms >1 month.
Coding Guidelines
- 1Use when 'PTSD' documented without severity
- 2Requires documented trauma exposure
- 3Symptoms must persist >1 month (otherwise acute stress disorder F43.0)
Common Uses
- Mental health treatment for PTSD
- Veterans affairs documentation
- Trauma-focused therapy visits
Related ICD-10 Codes
F43.0Acute stress disorder
F43.12PTSD, chronic
Documentation Requirements
- Document 'PTSD' or 'post-traumatic stress disorder'
- Traumatic event exposure
- Symptom clusters present
- Duration
Real-World Coding Examples
Iraq war veteran with PTSD, recurring nightmares, hypervigilance. In trauma-focused CBT. Diagnosis: Post-traumatic stress disorder (F43.10)
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