What are the key features of situational vertigo?

Benign parox vertigo. Situational vertigo, also known as positional vertigo or benign paroxysmal positional vertigo, is a fairly mild form of vertigo characterized by periodic bouts of dizziness. Though troublesome, it can be treated effectively.
Situational vertigo. Features of situational or positional vertigo include a spinning sensation, nausea, visual blurring and loss of balance that occurs with changes in head position. The symptoms usually cease when head movement stops.