ALL; Headaches, Peripheral neuropathy; Syringomyelia on past MRI. Brain: There is no evidence of intracranial hemorrhage, mass, or acute infarct. The brain parenchyma and pituitary gland appear unremarkable. The cerebellar tonsils are not low-lying. There is no abnormal intracranial enhancement. The ventricles and basal cisterns are unchanged in size and configuration. There is no midline shift or herniation. The major cerebral flow voids are intact. The orbits, skull, paranasal sinuses, and scalp soft tissues are grossly unremarkable.Spine: There is a long-segment thoracic syrinx that measures up to 3 mm in width. 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. The paravertebral soft tissues are unremarkable. The partially-imaged urinary bladder is distended.
1. No evidence of intracranial tumor. 2. A long-segment thoracic syrinx that measures up to 3 mm in width, without evidence of associated tumor or Chiari malformation. 