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The Study purpose is to evaluate Helicobacter pylori susceptibility to Clarithromycin and to estimate eradication and healing rates of duodenal ulcer routine eradication therapy at the end of treatment and 52 weeks from the therapy start
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| 1 | patients with Helicobacter-positive duodenal ulcer |
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| Measure | Description | Time Frame |
|---|---|---|
| Eradication rate of H. pylori at the end routine triple eradication therapy | 1 year |
| Measure | Description | Time Frame |
|---|---|---|
| Recurrence rate of duodenal ulcer (in patients with ulcer defects in inclusion stage) | 2 years | |
| Frequency of duodenal ulcer relapses | Frequency of duodenal ulcer relapses based on gastroscopy data and recurrence rate of H.Pylori infection based on breath test data after 52 weeks from the start of the therapy. |
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Inclusion Criteria:
Exclusion Criteria:
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Hospital patients
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| Name | Affiliation | Role |
|---|---|---|
| Vladimir T. Ivashkin | Head of Chair of Internal Diseases Propedeutics and Gastroenterology at MMA n/a I.M. Sechenov | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Research Site | Moscow | Russia |
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| ID | Term |
|---|---|
| D004381 | Duodenal Ulcer |
| ID | Term |
|---|---|
| D010437 | Peptic Ulcer |
| D004378 | Duodenal Diseases |
| D007410 | Intestinal Diseases |
| D005767 | Gastrointestinal Diseases |
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Blood samples for Hematology (whole blood) and Chemistry (serum), gasric mucosa biopsies taken during esophagogastroduodenoscopy (EGDS) in routine practice of Moscow Medical Academy n/a I.M. Sechenov, Moscow State Medical and Stomatological University, Central Clinical Hospital of Presidential Administration
| 2 years |
| D004066 |
| Digestive System Diseases |
| D013272 | Stomach Diseases |