When performing the caloric test, nystagmus develops in the left eye while irrigating the right ear. The nurse evaluates the patient further for which condition that contributes to these results?

Question

Quizplus · Accepted Answer

DThe caloric test evaluates the function of the vestibulo-ocular reflex by irrigating the ear with warm or cold water, which should cause nystagmus if the nerves in the inner ear are intact (C). Abnormal results, such as nystagmus in the opposite eye or exaggerated responses, could indicate increased intracranial pressure due to brain lesions (D), affecting the pathways of the vestibulo-ocular reflex.

When Performing the Caloric Test, Nystagmus Develops in the Left