Streptococcus Intermedius: A Mimicker of Brain Metastases and A Potential Pitfall for Radiation Oncologists

Abstract

Single or multiple lesions in the brainAbscess/demyelination: Multiple lesions throughout the brain 30Variable rates of growth depending on etiology Abscess: Usually displays rapid growth over days to weeks 25Abbreviations: AVM = arteriovenous malformations; DWI = diffusion weighted imaging; PWI = perfusion weighted imaging; rCBV = relative cerebral blood volume.