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| ID | Type | Description | Link |
|---|---|---|---|
| 2007-A00799-44 |
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The purpose of this study is to evaluate the efficacy of Repetitive Transcranial Magnetic Stimulation (rTMS) on rectal hypersensitivity in patients with irritable bowel syndrome (IBS) in a prospective, randomized, double-blind study.
IBS patients frequently demonstrate a rectal hypersensitivity which could participate to the abdominal pain. rTMS is an effective treatment of neurogenic chronic pain. The aim of the study is to evaluate the efficacy of rTMS on rectal hypersensitivity in patients with IBS in a prospective, randomized, double-blind study.
Patients and method: 20 patients with rectal hypersensitivity secondary to IBS will have one active session of rTMS located on the cortical area of the abdominal muscles during 5 consecutive days and one session of simulated rTMS during 5 over consecutive days corresponding to the placebo session. The order of the two session will be randomized. The efficacy of rTMS will be assessed by a rectal barostat to determine the pain or discomfort threshold and by a RIII reflex. The barostat and RIII reflex will be performed at the beginning and at the end of each session.
The investigators hope to demonstrate an improvement of the rectal hypersensitivity during the active stimulations compared to the placebo one.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| on | Active Comparator | active session |
|
| off | Placebo Comparator | fictive session |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| rTMS | Procedure | Active session with stimulation and placebo session with fictive stimulation |
|
| Measure | Description | Time Frame |
|---|---|---|
| Pain or discomfort threshold volumes | final (up to 5 days) |
| Measure | Description | Time Frame |
|---|---|---|
| Amplitude of R3 reflex | ||
| Visual analogic scale | ||
| Symptoms diary |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Anne-Marie Leroi, phD | CHU Rouen | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Physiology Unit-Rouen university Hospital | Rouen | France |
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| ID | Term |
|---|---|
| D043183 | Irritable Bowel Syndrome |
| ID | Term |
|---|---|
| D003109 | Colonic Diseases, Functional |
| D003108 | Colonic Diseases |
| D007410 | Intestinal Diseases |
| D005767 | Gastrointestinal Diseases |
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| Quality of life scores |
| D004066 | Digestive System Diseases |