A 12-year-old child is being assessed for severe headaches that have been bothering him for several months. He has also experienced paresthesia, weakness, and extremity rigidity. As illustrated in the figure below, an MRI of the brain reveals an expansile mass in the lower pons: Which of the following is most likely to be noticed in this patient as a result of the brain lesion's direct involvement of nerve nuclei?

Question

A 12-year-old child is being assessed for severe headaches that have been bothering him for several months. He has also experienced paresthesia, weakness, and extremity rigidity. As illustrated in the figure below, an MRI of the brain reveals an expansile mass in the lower pons:  Which of the following is most likely to be noticed in this patient as a result of the brain lesion's direct involvement of nerve nuclei?

Quizplus · Accepted Answer

Eductional Objective: The vestibulocochlear nerve nuclei (CN VIII) are found in the pons. The vestibular part of CN VIII transmits information about head position and movement and aids in the stabilization of the gaze during head movement; injury can result in nystagmus.

A 12-Year-Old Child Is Being Assessed for Severe Headaches That