56 years, Male, behavior changes, possible limbic encephalitis.. Examination is motion degraded. There is moderate degree of global parenchymal volume loss, which is advanced for age and has progressed since prior MRI from 1/28/2012. There is volume loss involving the hippocampi but is not disproportionate. No diffusion abnormality. No abnormal signal involving the medial temporal lobes or elsewhere to suggest evidence of encephalitis. No abnormal parenchymal or meningeal enhancement. No evidence of hemorrhage, intracranial mass, or mass effect. No extra-axial collections. Bone marrow signal and extracranial soft tissues are unremarkable.
Global parenchymal volume loss, which is advanced for patient's age and has progressed since 1/28/2012. No specific MRI findings to suggest limbic encephalitis. CSF evaluation can be considered as clinically indicated.