MCQ IN MEDICINE

Detailed explanation-1: -In a peripheral vestibular lesion, the fast phase of the nystagmus is usually directed away from the side of a destructive lesion. One can remember this by recalling that cold water in the ear, which causes ipsilateral vestibular dysfunction, produces nystagmus to the opposite side (“cows”) (see Chapter 2).

Detailed explanation-2: -Sudden onset of vertigo, lightheadedness/imbalance with one of the Ds. Slow-onset imbalance standing and walking. Vague symptoms of any character. Slow subjective vertigo (spinning within the patient’s head) lasting 24/7.

Detailed explanation-3: -Dizziness. Feeling off-balance. Feeling as if you are floating or as if the world is spinning. Blurred vision. Disorientation. Falling or stumbling.