Role of dynamic MRI in occult cervical canal stenosis

A 61-year-old elderly man presented to us with complaints of neck pain radiating to bilateral upper limbs with associated tingling and numbness of all four limbs since 8 months. He also had difficulty in walking and performing fine motor activities with his hands. On examination, he had spasticity of all four limbs, with exaggerated reflexes and power of 4/5 in his limbs. On evaluation with a static MRI of the cervical spine, a T2 cord signal hyperintensity was found at the C3–4 junction with no compression noted in sagittal and axial MRI sections. A dynamic X-ray of the cervical spine showed grade 1 …