Primary Intramedullary Spinal Cord Lymphoma Presenting as a Longitudinal Extensive Transverse Myelitis Diagnosed via Brain Biopsy: A Case Report. Sakiyama H, Kozu Y, Yokota C, Umegaki M, Maeda T, Nakano M Case Rep Neurol. 2026 Jan-Dec; 18(1):202-210. PMID: 42238003. Abstract CommentRecommendBookmarkWatch