Balo concentric sclerosis, an emerging variant of multiple sclerosis: A case-series and literature review.

Introduction: Balo concentric sclerosis (BCS) is a rare demyelinating disease. This study aims to follow up on patients initially diagnosed with BCS and MS or presented with BCS in the context of MS.

Methods: This study was conducted at an MS clinic center in Isfahan, monitoring 2600 MS patients, among which 10 cases were related to BCS.

Abdominal apoplexy due to rupture of inferior pancreaticoduodenal artery: A rare case of acute abdomen.

Background: Abdominal apoplexy is one of the rare causes of non-traumatic intra-abdominal bleeding. This condition is usually seen in male patients in their 50s with history of hypertension. As soon as abdominal apoplexy is suspected, immediate resuscitation should be performed followed by emergent surgery.