SacrumChordomaBoswelliaSpinal NeoplasmsTooth ApexSacroiliac JointGiant Cell Tumor of BonePelvisLordosisPelvic BonesResins, PlantIliumCoccyxLumbar VertebraeInfusions, IntraosseousSpinal FusionScoliosisLumbosacral RegionLumbosacral PlexusFractures, StressIschiumPolyradiculopathySacrococcygeal RegionOils, VolatileSpinal FracturesSpineBone ScrewsCauda EquinaBone Neoplasms