Acquired Immunodeficieny Syndrome(AIDS)
Infectious disease syndrome that is caused by the human immunodeficiency virus(HIV).
Microbial product,or its derivative, that kills or inhibits the growth of susceptible microorganisms.
Disease associated with an agent that can be transmitted from one host to another.
Vaccine containing 3 antigens that is used to immunize people against diphtheria, whooping cough, and tetanus.
Disease that is commonly or constantly present in a population, usually at a relatively conatant low level.
Sudden increase in occurrence of a disease above the normal level in a particuar population.
Hepatitis A (infectious hepatitis)
Type of hepatitis that is transmitted by fecal-oral contamination.
Hepatitis B (serum hepatitis)
Type or hepatitis caused by the hepatitis B virus (HBV). Transmitted throught body fluids.
Resistance of a population to spread of an infectious organism due to the immunity of a high propotion of the population.
Response of the body to contact with an antigen leads to the formation of antibodies and sensitized lymphocytes.
Acute viral infection of the respiratory tact caused by one of three strains of influenza virus (A,B and C)
Number of individuals who become ill with a particular disease within a susceptible population during specified time period.
Ratio of the number of deaths from a particular disease to the total number of cases of th disease.
Infection produced by a pathogenic agent that a patient acquires during hospitalization or treatment inside another health care facility.
Acute, contagious viral disease of the central nervous system that can lead to paralysis.
Infectious particle that is responsible for certain slow-acting disease such as scrapie in sheep and goats, and Creutzfeldt-Jakob disease in humans.
Site, alternate host, or carrier that harbors pathogenic organisms and serves as a source from which other individuals can be infected.
TB Skin Test
Tuberculin hypersensitivity test to detect a current or past infection with Mycobacterium teberculosis.
Perparation of killed microoganisms; living, weakened (attenuated) microorganisms; inactive or attenuated virus particles; inactivated bactrial toxions; or components (protein, carbohydrate, or nucleic acid) of the microorganism that are administered to stimulate an immune response.