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Posttraumatic Headache may be Associated With Reduced Pain Thresholds

Key clinical point: Posttraumatic headache is associated with quantitative changes in photosensitivity and allodynia.

Major finding: The median light-induced pain threshold was 90.5 lux in patients and 863.5 lux in controls.

Study details: A pilot study of 20 patients with posttraumatic headache and 20 age-matched healthy controls.

Disclosures: The study was funded through an intramural Mayo Clinic early career research award.


Starling AJ et al. AHS 2019. Abstract OR14.