05 April 2026
: Case report 
Methotrexate-Induced Encephalopathy Mimicking Acute Ischemic Stroke in an Adolescent With Osteosarcoma: A Case Report
Unusual clinical course, Mistake in diagnosis, Unusual or unexpected effect of treatment, Diagnostic / therapeutic accidents, Rare disease, Adverse events of drug therapy
Trinh Van Duong
ABCDEF 1,2*, Duong Thu Huong BDE 1, Khoa Quy BDF 2, Nguyen Thi Minh Phuong DF 1,2, Ha Quoc Hung EF 1,2
DOI: 10.12659/AJCR.951751
Am J Case Rep 2026; 27:e951751
Figure 1 Magnetic resonance imaging (MRI) 2 hours after symptoms onset. (A) Axial diffusion-weighted MRI demonstrates 2 foci of restricted diffusion involving the bilateral centrum semiovale. (B) Corresponding axial fluid-attenuated ınversion recovery (FLAIR) sequence shows no signal abnormality at the same locations.