ICD-10 CM Code G44.53
G44.53
Primary thunderclap headache
Excludes Type 1
- headache NOS (R51)
Excludes Type 2
- atypical facial pain (G50.1)
- headache due to lumbar puncture (G97.1)
- migraines (G43.-)
- trigeminal neuralgia (G50.0)
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