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).
A list of B vitamins follows: 1  Vitamin B-1 (Thiamin). 2  Alone, or in addition to a regular B-complex pill, B-1 might be a good idea for people with bipolar disorder who suffer from circulation problems, tingling in the extremities, anxiety, irritability, night terrors, and similar symptoms. Alone, or in addition to a regular B-complex pill, B-1 might be a good idea for people with bipolar disorder who suffer from circulation problems, tingling in the extremities, anxiety, irritability, night terrors, and similar symptoms. 2  Vitamin B-6 (Pyridoxine).