Saves the questions and what to expect into your notes, next to the visit they belong to.
Keep this study
Lead
Thomas Jefferson University
Age
18–75
Sex
ALL
Healthy volunteers
Not accepted
You may be eligible if
Male and female patients aged 18-75, inclusive
Diagnosis of cluster headache, episodic or chronic.
Patients with episodic CH can be either in active cluster period or not.
Ability to read and understand an informed consent form, where the study protocol is described.
You may not be if
Patients with abnormal sensory findings on examination, or any known neurological disease that may affect skin sensation (peripheral neuropathy, multiple sclerosis, stroke, etc).
Patients who are cognitively impaired, as determined by investigator
Patients with significant psychiatric disorder that may affect their understanding of the study protocol and/or their cooperation with the investigators.
Patients who had taken an acute pain medication within 24 hours prior to allodynia testing.
Patients with skin diseases that may cause abnormal skin sensation.
Patients who had been treated with a nerve block in the 4 week period prior to allodynia testing
Patients who had been treated with Botulinum neurotoxin within the 4 month period prior to allodynia testing
