1 Multiply the whole number by the denominator of the fraction. 2  If you are converting the number 4 1 / 2 to an improper fraction, you would first multiply the whole number 4 by the denominator of the fraction which is 2. 3  So, 4 x 2 = 8.
In the upper neck, faulty motion patterns can result in misinformation about body position and movement being communicated from the joints to the brain. This type of vertigo, called cervicogenic vertigo, is more likely to benefit from chiropractic manipulation.
Treatment of central positional vertigo, other than attempting to correct the cause, is not well worked out. Generally one attempts treatment with vestibular suppressants and centrally acting drugs. Vestibular rehab does not help central positional vertigo. Benign recurrent vertigo. This is an episodic positional vertigo syndrome, first described by Slater (1979), and also by Cha et al (2008). It is thought to be a migraine variant.