Chiari and syrinx, follow up evaluation in 3 months, sp decompression. There are postoperative findings related to Chiari decompression. There is a persistent extra-axial fluid collection in the surgical bed that measures 25 AP x 33 RL x 32 SI mm. The inferior cerebellar demonstrates an unchanged configuration. There is no significant interval change in the mild cervicothoracic syringohydromyelia. The vertebral column alignment is within normal limits. The vertebral body and disc space heights are preserved. The vertebral bone marrow signal is unremarkable. There is no significant spinal canal stenosis.
Postoperative findings related to Chiari decompression with a persistent pseudomeningocele, but no significant interval change in the mild cervicothoracic syringohydromyelia.