A bitemporal hemianopsis suggests a lesion of the optic chiasm while homonymous lateral hemianopsis should lead to a search for a lesion of the retrochiasmal visual pathways. The causes of chiasmal impairment are mainly tumoral.
HAVRIX is a vaccine indicated for active immunization against disease caused by hepatitis A virus (HAV). HAVRIX is approved for use in persons 12 months of age and older. Primary immunization should be administered at least 2 weeks prior to expected exposure to HAV. (1)
The pneumonia vaccine Pneumovax, or PPSV23, immunizes against the 23 most common strains of the Pneumococcus bacteria. It does not contain any live bacteria. The pneumonia vaccine Prevnar 13, or PCV13, immunizes against 13 common Streptococcus pneumoniae strains. The healthier the immune system of the vaccine recipient, the better their immunity after the vaccine.