CASE 128 History: A 55-year-old woman presents with a history of progressive paraparesis and rapidly progressive myelopathy. 1. What should be included in the differential diagnosis? (Choose all that apply.) e. Dermoid cyst 2. Where does cord herniation most often occur? b. Upper thoracic spine between T1 and T4 c. Midthoracic spine between T4 and T7 d. Lower thoracic spine between T9 and T12 3. All of the following imaging findings may be seen in spinal cord herniation except: a. Scalloping of the vertebral body 4. Which of the following imaging features has been described in patients with spinal cord herniation? a. “Fluid” sign