Risk Factors of Developing Postinfectious Irritable Bowel Syndrome in Shigellosis Patients, 5 Years After Hospitalization During the Outbreak.

Background: Irritable bowel syndrome (IBS) can be triggered by bacterial dysentery. This study aimed to investigate postinfectious IBS and its risk factors after the shigellosis outbreak in hospitalized patients.

Methods: This retrospective study was conducted in 2020-2021 in referral hospitals for gastroenteritis during the 2014 shigellosis outbreak in Isfahan.

Seasonal and monthly variation in multiple sclerosis relapses: a systematic review and meta-analysis.

Background: Multiple Sclerosis (MS) relapses are episodes of transient disease exacerbation. There are contradictory findings regarding seasonal variation in MS relapses. In this systematic review and meta-analysis, we aimed to investigate the seasonal and monthly variation in relapse rates among patients with MS.