G44.1 Vascular headache, not elsewhere classified

Type 2 Excludes:
  • Cluster Headache (G44.0)
  • Complicated Headache Syndromes (G44.5-)
  • Drug-induced Headache (G44.4-)
  • Migraine (G43.-)
  • Other Specified Headache Syndromes (G44.8-)
  • Post-traumatic Headache (G44.3-)
  • Tension-type Headache (G44.2-)

The following code(s) above G44.1 may contain annotation back-references that may be applicable to G44.1:

Diagnosis Index