Latent brain infection with Moraxella osloensis as a possible cause of cerebral gliomatosis type 2: A case report

BACKGROUND: The gram-negative aerobic bacterium Moraxella osloensis is an opportunistic pathogen in brain tissues. CASE SUMMARY: The gram-negative aerobic bacterium Moraxella osloensis was isolated from a patient's brain tissue during a stereotactic biopsy. CONCLUSION: This is the first report of a brain tissue infection with Moraxella osloensis possibly causing brain gliomatosis.