Infections of the brain, spinal cord, or meninges by single celled organisms of the former subkingdom known as protozoa. The central nervous system may be the primary or secondary site of protozoal infection. These diseases may occur as OPPORTUNISTIC INFECTIONS or arise in immunocompetent hosts.

Infections with unicellular organisms formerly members of the subkingdom Protozoa.

Infections with unicellular organisms formerly members of the subkingdom Protozoa. The infections may be experimental or veterinary.

Educational institutions for individuals specializing in the field of veterinary medicine.

The main information-processing organs of the nervous system, consisting of the brain, spinal cord, and meninges.