Diagnostic criteria for PCS for the ICD-10 and DSM-IV classifications
| Symptom | ICD-10 | DSM-IV | PTSD |
|---|---|---|---|
| Headache | ✓ | ✓ | |
| Dizziness | ✓ | ✓ | |
| Fatigue | ✓ | ✓ | |
| Irritability | ✓ | ✓ | ✓ |
| Sleep problems | ✓ | ✓ | ✓ |
| Concentration problems | ✓ | – | ✓ |
| Memory deficit | ✓ | – | |
| Problems tolerating stress/emotion/alcohol | ✓ | – | ✓ |
| Alteration in affect/anxiety/depression | – | ✓ | ✓ |
| Personality alteration | – | ✓ | ✓ |
| Apathy | – | ✓ |
Diagnostic criteria vary according to which classification is used. The final column shows similarities with the diagnostic criteria for PTSD.
DSM, diagnostic and statistical manual; ICD, international statistical classification of diseases; PCS, postconcussion syndrome; PTSD, post-traumatic stress disorder.