Type 4 Waardenburg syndrome (also called Waardenburg-Shah syndrome) is characterized by symptoms of Hirschsprung's disease in addition to the classic features of hearing loss and pigmentation abnormalities.
[Effects of a vitamin B complex on functional recovery after nerve injury (author's transl)]. Hasegawa K, Mikuni N, Sakai Y. Functional recovery after nerve crushing was investigated in the following manner: Under pentobarbital anesthesia the sciatic nerve of the rat was crushed at the level of the hip (proximal crush) or the thigh (distal crush).
Bump Up Your B Vitamins. The B complex is made up of several vitamins: thiamin, riboflavin, niacin, B-6, pantothenic acid and biotin, which allow you to produce energy during exercise, and folate and B-12, which help you create protein for muscle synthesis and to repair torn or distressed muscle fibers.