question: Please explain mild disc narrowing at C4-5 and C5-6. The cervical thoracic junction looks normal. The cervical cord is normal in signal with mild distortion ventrally at C3-4 and C5-6 secondary to degenerative changes. C3-4 Small posterior disc osteophyte complex, with mild impression upon the ventral thecal sac and distortion of the ventral aspect of the cord. CSF persists around the cord. C5-6