Related Experiment Videos
Testosterone replacement therapy for treatment refractory cluster headache
1Department of Neurology, Cleveland Clinic Foundation, 9500 Euclid Avenue, OH 44195, USA.
Headache
|May 31, 2006
Summary
Low testosterone levels in cluster headache patients may indicate a positive response to testosterone replacement therapy. This treatment offers potential relief for individuals with chronic or episodic cluster headaches refractory to standard medical interventions.
Area of Science:
- Neurology
- Endocrinology
Background:
- Cluster headaches are linked to hypothalamic dysfunction, affecting the suprachiasmatic nucleus.
- Neuroendocrine studies suggest associations between gonadotropin, corticotropin, and melatonin secretion in cluster headache patients.
- Male cluster headache patients historically exhibit overmasculinization traits.
Observation:
- Nine patients (7 male, 2 female) with treatment-resistant cluster headaches presented with low or borderline low serum testosterone levels.
- Patients had failed to respond to various medical regimens, including high-dose melatonin, oxygen, verapamil, antiepileptics, and serotonin agonists.
- All patients exhibited low or abnormally low testosterone levels upon laboratory investigation.
Findings:
- Testosterone replacement therapy, either alone or with estrogen, resulted in initial 24-hour headache freedom for all 9 patients.
- Four male patients with chronic cluster headaches and low testosterone achieved remission after therapy.
- The findings suggest a potential link between abnormal testosterone and therapeutic response.
Implications:
- Abnormal testosterone levels may predict treatment success with testosterone replacement in refractory cluster headaches.
- Diurnal patterns, seasonal clustering, and prior melatonin response suggest hypothalamic dysfunction.
- Further prospective studies correlating hormone levels and polysomnography are warranted.