Trigeminal autonomic cephalgias (including cluster
Feature
- Periorbital or ocular27 pain (see Figure 2). ...
- Unilateral pain. ...
- Excruciating severity. ...
- Pain is non-specific and may vary between bouts: either throbbing or boring, burning, stabbing, piercing. ...
- Accompanied by at least one of these ipsilateral autonomic phenomena/signs: