Infection control refers to policies and procedures used to minimize the risk of spreading infection especially in hospital and human. Infection control is the discipline concerned with preventing nosocomial or healthcare associated infection, It is the practical sub discipline of epidemiology. Eventhough it is an essential, often under recognized and under supported part of the infrastructure of health care.
Infection control addresses factors related to the spread of infection within the healthcare setting (whether patient to patient and from patient to staff and from staff to patients). Practices that control and prevent transmission of infection help to protect patients and health workers from disease. Infection prevention and control is required to prevent the transmission of communicable disease in all health care settings. Risk factors that increase patient susceptibility to infection. Health care workers should be vaccinated against preventable disease such as hepatitis B. Personnel at risk for exposure to Tuberculosis and HIV-AIDS should be screened per recommendations used to reduce the risk of transmission of infectious agents from body fluids or environmental surface that contain infectious agents.
Health care workers can protect themselves from contact with infectious material or exposure to communicable disease by having knowledge of the infectious process and appropriate barrier protection. Knowledge of Microbiology is an essential component in nursing for practicing disinfection and sterilization to eliminate pathogenic microbes causing infectious disease.