Epidural AbscessOsteomyelitisAbscessDiscitisEpidural SpaceSpinal DiseasesBrain AbscessLiver AbscessPsoas AbscessStreptococcus milleri GroupStaphylococcal InfectionsSpondylitisAbdominal AbscessLaminectomyLung AbscessAnesthesia, EpiduralDebridementDecompression, SurgicalCervical VertebraeAnti-Bacterial AgentsPasteurellaceae InfectionsMagnetic Resonance ImagingFistulaLiver Abscess, AmebicStaphylococcus aureusSpinal Cord DiseasesDrainageThoracic VertebraeLiver Abscess, PyogenicPeriapical Abscess