A 66-year-old woman presents to the emergency department with a chief complaint of multiple falls. She reports that she has had neck pain for several years; however, the pain has intensified over the past month. Also, over the last 2 weeks, she has been falling at home, dropping objects, and has had difficulty buttoning her shirt. A portion of the sagittal and axial cervical spine MRI is seen in Figures 1 and 2. Which answer choice describes the most common physical exam finding associated particularly with this condition?