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Evaluate the effectiveness of air insufflation in aborting (stopping) an acute episode of migraine and compare it with a placebo effect of using the same procedure but without active insufflation. The insufflation will be used when the subject is experiencing an acute episode of migraine to determine its ability to reduce, if not to completely eliminate the migraine symptoms. Subjects receiving the placebo treatment will be offered the active treatment during the subsequent episode of migraine.
Each patient will be asked (using a questionnaire) to describe the nature of their presenting symptoms including distribution pattern, symmetry, laterality, severity and associated symptoms. Severity of migraine/headache will be recorded. The patient's description of their symptoms will be used to guide the treatment process in terms of treatment time and side (i.e. left or right ear). A tubular soft silicone ear-plug will be inserted into the patient's ear on the side of greatest reported severity. In the absence of clear laterality with respect to severity, the side associated with the greatest surface area of involvement will be selected (e.g., the patient has a bilateral headache but on the left, it is perceived as retro-orbital whereas on the right it is retro-orbital and temporal, therefore the right side will be selected), In the absence of lateralizing features, the initial treatment side will be randomly selected. Then the air insufflation will start. The patient will be encouraged to relax during the process and the extent of the insufflation will be maintained a level that is comfortable for the patient. The patient will be asked to report any sense of aggravation of their symptoms, which would prompt the examiner to suspend the treatment. The patient will not know if the treatment received is the active or the placebo one.
Following insufflation, the ear plug will be removed and the patient will be asked to rate the severity of their symptoms and describe any changes in characteristics. A significant reduction in pain level will be considered an indication that the treatment is appropriate for that patient and the treatment will then continue on the ipsilateral side. If the patients will describe resolution of their symptoms in a hemi-distribution of the head ("the symptoms are gone from this side of my head but they're still left on the other side"), the treatment process will be repeated on the contralateral side until resolution (or maximal reduction in symptoms) will be achieved. Treatment session in this study will last 20 minutes.
There will be a followup at 2h and 24h post treatment to monitor the status of the patient and they will all be invited back for a second treatmentduring the subsequent episode of migraine.
Vitals (blood pressure, heart rate, pulse oxygenation and temperature) will also be monitored to see if there are any changes before and immediately after treatment.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Subject receiving treatment | Active Comparator | participant receiving air insufflation |
|
| Subject receiving placebo | Placebo Comparator | participant not receiving air insufflation |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| air insufflation | Procedure | modulated air insufflation of the ear canal |
| |
| Measure | Description | Time Frame |
|---|---|---|
| Changes in Symptoms severity scale | Subjects will grade the severity of their symptoms on a scale from 0 to 10. Changes in the symptoms severity scale will be assessed between pre and immediately post treatment | pre-treatment, immediately post-treatment |
| Measure | Description | Time Frame |
|---|---|---|
| Changes in Symptoms severity scale at 2h | Subjects will grade the severity of their symptoms on a scale from 0 to 10. Changes in the symptoms severity scale will be assessed between pre and 2h post treatment | pre-treatment, 2h post-treatment |
| Changes in Symptoms severity scale at 24h |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Frederick R Carrick, PhD | Carrick Institute for Graduate Studies | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Buckler Chiropractic | Phoenix | Arizona | 85044 | United States | ||
| Doctor's office |
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| ID | Term |
|---|---|
| D008881 | Migraine Disorders |
| ID | Term |
|---|---|
| D051270 | Headache Disorders, Primary |
| D020773 | Headache Disorders |
| D001927 | Brain Diseases |
| D002493 | Central Nervous System Diseases |
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| placebo |
| Procedure |
no air will be introduced in the ear canal |
|
Subjects will grade the severity of their symptoms on a scale from 0 to 10. Changes in the symptoms severity scale will be assessed between pre and 24h post treatment |
| pre-treatment, 24h post-treatment |
| Changes in blood pressure | Blood pressure will be measured. Changes in blood pressure will be assessed between pre and immediately post treatment | pre-treatment, immediately post-treatment |
| Scottsdale |
| Arizona |
| 85254 |
| United States |
| D009422 | Nervous System Diseases |