PATHOLOGY

Detailed explanation-1: -The hypoglossal nerve helps you move your tongue. It enables you to speak, swallow and push substances around in your mouth. Conditions affecting hypoglossal nerve function include stroke, cancer and ALS. You can protect cranial nerve 12 from some of these conditions by living a healthy lifestyle.

Detailed explanation-2: -Objective: Hypoglossal nerve stimulation (HGNS) is an effective treatment for patients with obstructive sleep apnea (OSA) who fail continuous positive airway pressure (CPAP).

Detailed explanation-3: -The hypoglossal nerve can be examined by asking a patient to protrude their tongue, move their tongue laterally, and place their tongue against their cheek to resist the opposing force of the examiner’s hand resting on the external cheek. Pathology to CN XII is a relatively uncommon event.