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.
A vaccine is a medicine you take to keep you from getting a disease. The polio vaccine comes in two forms. Inactivated polio vaccine (called IPV) is given by injection (a âshotâ).Oral polio vaccine (called OPV) is given by drops in the mouth. vaccine is a medicine you take to keep you from getting a disease. The polio vaccine comes in two forms. Inactivated polio vaccine (called IPV) is given by injection (a âshotâ).