Complex cervical, thoracic, lumbar lipomeningocele. Arnold Chiari malformation, VP shunt. For pre-operative planning
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T1 FLAIR demonstrating small posterior fossa with tonsillar descent of 3.5mm.
Narrow cerebral aqueduct with enlarged suprapineal recess of the 3rd ventricle, quadrigeminal cystern, suprasellar and pontine cysterns. T2w coronal demonstrate cavum septum pellucidum.
T2 weighted axial demonstrating diastematomyelia.
T2 weighted sagital showing syringohydromyelia and tethering of the cord at L1/2.. Syrinx C4-T7.
Loss of normal cervical and lumbar lordosis, and focal lumbar kyphosis. No scoliosis.
Presence of tethered spinal cord indicate this is Arnold Chiari malformation type 2.
Septum and seperate dural sacs around the split cord indicate that this is diastematomyelia type 1. Many of the associated features of this condition is also seen.