Regional cerebral blood flow as predictor of response to occipital nerve block in cluster headache.
Sonia MedinaNorazah Abu BakarOwen O'DalySarah MillerElena MakovacTara RentonSteve C R WilliamsManjit MatharuMatthew A HowardPublished in: The journal of headache and pain (2021)
We provide new mechanistic insights regarding the aetiology of cluster headache, the mechanisms of action of occipital nerve blockades and potential predictors of treatment response. Future investigation should determine whether observed effects are reproducible and extend to other headache disorders.