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Health officials are issuing a warning as Australia grapples with a significant diphtheria outbreak, with confirmed cases now exceeding 220 nationwide. This marks the largest number of cases recorded since national surveillance began in 1991, prompting concerns about a potential further rise in infections.

Diphtheria is a serious bacterial infection that affects the throat and nose. It was largely eradicated in Australia thanks to widespread vaccination programs, but recent outbreaks, particularly in northern Queensland, have raised alarm bells. The current number of cases represents a substantial increase compared to previous years and underscores the importance of maintaining high vaccination rates.

While the exact cause of the resurgence isn't fully understood, health authorities point to factors like reduced vaccination coverage in some communities and potential changes in the bacteria itself. The disease is highly contagious and can lead to severe complications, including breathing difficulties, heart failure, and even death if left untreated. Symptoms include a thick, grey membrane covering the throat, fever, and swollen lymph nodes.

Public health officials are urging anyone experiencing these symptoms to seek medical attention immediately. They are also reinforcing the importance of ensuring children are up-to-date with their diphtheria-tetanus-pertussis (DTaP) vaccinations. Boosters are also recommended for adults who may not have been vaccinated or boosted in recent years. Information regarding vaccination schedules and locations can be found on the Department of Health’s website and through local GPs.

The current outbreak highlights the continued need for vigilance and proactive public health measures to protect the community from preventable diseases. Health authorities are working closely with state and territory governments to monitor the situation, provide support to affected communities, and ensure adequate supplies of antibiotics and antitoxins are available.