We conclude that only large postchiasmal lesions are likely to cause symptomatic homonymous field defects in MS, usually characterized by rapid recovery. Hemifield VEPs have a low sensitivity for the detection of postchiasmal as compared with prechiasmal abnormalities.
Alternate Titles: Bacille Calmette-GuÃ©rin vaccine, Bacillus Calmette-GuÃ©rin vaccine. BCG vaccine, vaccine against tuberculosis. The BCG vaccine is prepared from a weakened strain of Mycobacterium bovis, a bacteria closely related to M. tuberculosis, which causes the disease.
The vaccine commonly known as Distemper is actually a collection of vaccines given in one shot. 1  Itâs technically called the DHPP vaccine: each letter stands for a virus or disease. In this shot, we have Distemper itself, Hepatitis, Parvovirus and Parainfluenza: 2  Distemper is a virus that causes multi-system abnormalities, and is often fatal.