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  • Group A Streptococcal (GAS) infection in Northern Ireland monthly report. GAS are common bacteria and can be present on or in the human body, without causing infection which is known as colonisation. 

  • Measles infection in Northern Ireland monthly report. Measles is a systemic viral infection caused by the measles virus. For more information about measles please visit NI Direct | Measles.

  • Pertussis (also known as "whooping cough") in Northern Ireland monthly updates. Pertussis is a highly contagious, but vaccine preventable bacterial respiratory disease that is usually caused by Bordetella pertussis.

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About the Public Health Agency (PHA)

The Public Health Agency (PHA) is a dynamic, multi-disciplinary organisation dedicated to improving and protecting the health of the population. As part of the health and social care family, we work closely with the Strategic Planning and Performance Group (SPPG) of the Department of Health (DoH), local Health Trusts (HSC Trusts), the Business Services Organisation (BSO) and the Patient Client Council (PCC), and other partners to drive meaningful change across Northern Ireland. 

Guided by our vision of a healthier Northern Ireland, our purpose is to protect and improve the health and social wellbeing of our population.  We are committed to reducing health inequalities through leadership, partnership, and evidence-based practice.