Dr. Manorama Rajan (Neurology) needs a second opinion on this medical case.
A,74 yr old ,M, with past history of DM is on a long term antibiotic regimen for the treatment of osteomyelitis. He presents to the emergency dept with 3 days of progressive gait abnormalities and slurred speech. He has dysarthria,ataxia,and dysmetria on finger to nose testing. MRI (DONE OUT- SIDE ,FILM NOT AVAILABLE,REPORT ONLY) T2 - weighted and FLAIR shows bilateral hyperintense lesions in the dentate nucleus. Which following antibiotics is most likely cause of his clinical picture?