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Eradication therapy may decrease the risk of immune thrombocytopenia after Helicobacter pylori infection: a
Mitsuhiro Koseki1, Ming-Jen Sheu2, Kang-Ting Tsai3,4
1Department of Internal Medicine, Chi Mei Medical Center, Tainan, Taiwan.
Helicobacter pylori (HP) eradication therapy may prevent immune thrombocytopenia (ITP). Patients with HP infection not receiving therapy had a higher risk of developing ITP, especially males.
Area of Science:
- Gastroenterology
- Hematology
- Infectious Diseases
Background:
- Immune thrombocytopenia (ITP) management guidelines recommend Helicobacter pylori (HP) eradication therapy (HPE).
- The preventative role of HPE in patients with HP infection for ITP development is not well-established.
Purpose of the Study:
- To investigate the association between HPE and the risk of developing ITP in adult patients with HP infection.
- To clarify the role of HPE in preventing ITP in this patient population.
Main Methods:
- A retrospective study included 1995 adult patients with HP infection from January 2016 to December 2018 at a tertiary medical center.
- Patients were divided into two groups: those who received HPE and those who did not.
- The risk of developing ITP was compared between the groups, with follow-up until December 2020.
Main Results:
- Patients without HPE had a significantly higher risk of ITP compared to those with HPE (adjusted OR 1.76; 95% CI 1.16-2.68).
- This increased risk was primarily observed in males (adjusted OR 1.70; 95% CI 1.03-2.80).
- Male sex and anemia were identified as independent predictors of ITP in patients with HP infection.
Conclusions:
- Adult patients with HP infection who did not undergo HPE had an elevated risk of developing ITP.
- HPE should be considered as a preventative measure for ITP, particularly in male patients and those with anemia.
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