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KEY FACTS Terminology Corticated oval or round ossicle (os) at odontoid process tip You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

KEY FACTS Terminology Synonyms: Spinal enterogenous cyst, spinal enteric cyst, spinal dorsal enteric cyst You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

KEY FACTS Terminology Synonyms: Split cord malformation (SCM), “diastem” You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

KEY FACTS Terminology Synonyms: Segmentation anomaly, segmentation and fusion anomaly, “block vertebra” You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

KEY FACTS Terminology Vertebral dysplasia, segmentation and fusion anomaly, “disorganized spine” Partial or complete failure of vertebral formation You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a…

KEY FACTS Terminology Synonyms: Klippel-Feil syndrome (KFS) Congenital spinal malformation characterized by segmentation failure of ≥ 2 cervical vertebrae ± thoracic, lumbar segmentation failure You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles…

KEY FACTS Terminology Congenital sacral tumor containing elements of all 3 germ layers You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

KEY FACTS Terminology Spinal extradural arachnoid cyst (AC) located within sacrum, caudal to thecal sac termination Sacral meningeal cyst, type IB meningeal cyst Synonym: Occult intrasacral meningocele You’re Reading a Preview Become a Clinical Tree membership for Full access and…

KEY FACTS Terminology Anterior sacral meningocele (ASM) Sacral meninges herniate anteriorly into pelvis through focal erosion or hypogenesis of sacral ± coccygeal vertebral segments You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles…

KEY FACTS Terminology Synonym: Terminal syringocele You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here