Balo's Concentric Sclerosis with Acute Presentation and Co-Existing Multiple Sclerosis-Typical Lesions on MRI. Purohit B, Ganewatte E, Schreiner B, Kollias S Case Rep Neurol. 2015 Jan-Apr; 7(1):44-50. Epub 2015 Feb 28. PMID: 25873888. Abstract CommentRecommendBookmarkWatch