Table 3 Signs and symptoms associated with attacks in patients with chronic cluster headache.
| Associated signs and symptoms | No (%) of patients |
|---|---|
| Lacrimation | 103 (93) |
| Conjunctival injection | 82 (74) |
| Eyelid ptosis | 76 (68) |
| Nasal congestion | 73 (66) |
| Phonophobia | 72 (65) |
| Photophobia | 71 (64) |
| Rhinorrhoea | 69 (62) |
| Nausea, vomiting | 54 (49) |
| Eyelid swelling | 50 (45) |
| Agitation | 50 (45) |
| Sweating (face, front) | 42 (38) |
| Prostration | 41 (37) |
| Miosis | 32 (29) |
| Abdominal pain | 14 (13) |
Total number of patients = 111 (no response: two patients).