Table 1.
Case 1 | Case 2 | Case 3 | Case 4 | |
---|---|---|---|---|
Age at onset (y) | 5 | 4 | 9 | 3 |
Age at most recent episode (y) | 19 | 13 | 16 | 10 |
Sex | M | M | F | M |
Cranial nerve involved | 3 | 3 | 3 | 3 |
Side | Left | Right | Right | Left |
Headache location | Periorbital | Diffuse | Right frontal | Periorbital |
Headache quality | Sharp, throbbing | Throbbing | Throbbing | Sharp, constant |
Interval between headache onset and ophthalmoplegia | Several hours | 2–3 d | Hours (overnight) | 2 d |
Headache duration | ~8 h | 2–3 d | Hours to several days | 2 d |
Ophthalmoplegia duration | 3–7 d | – | 3–7 d | Several weeks |
Associated symptoms | ||||
Photophobia | Yes | Yes | No | No |
Phonophobia | No | Yes | No | No |
Nausea | Yes | Yes | No | Yes |
Vomiting | – | Yes | – | Yes |
History of other headaches | Yes | – | – | No |
Family history of headache | Yes | Yes | Yes | No |
Cerebrospinal fluid examination | – | – | – | Unremarkable |
Vascular imaging | – | Normal MRA | – | Normal MRA |
Improved with steroids | – | Yes | – | Yes |
Persistent neurologic findings | No | No | No | Yes, partial third nerve palsy |
MRI findings | Acute MRI showed enhancement of the cisternal portion of the third nerve Repeat MRI 1 y later was normal |
Nonacute MRI was normal | Nonacute MRI was normal (no gadolinium given) | Acute MRI showed thickening and enhancement of cisternal portion of third nerve Repeat nonacute MRI showed persistent thickening but no enhancement |
Abbreviations: F, female; M, male; MRA, magnetic resonance angiography; MRI, magnetic resonance imaging.