Neurenteric cyst or teratomatous cyst.
VandenBerg
S
S
D003937:Diagnosis, Differential; D006801:Humans; D007223:Infant; D016136:Spina Bifida Occulta / Q000473:pathology*; D013120:Spinal Cord Neoplasms / Q000473:pathology*; D013724:Teratoma / Q000473:pathology*; D009626:Terminology as Topic