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Diphtheria Outbreak In Australia: Rare Disease Resurfaces After 50 Years, Raises Global Concern; Everything You Should Know
24htopnews | April 26, 2026 12:08 PM CST

A rare but potentially life-threatening infection, Diphtheria, has made an alarming return in Australia after more than five decades. Health authorities have reported a fresh outbreak in the Kimberley region, with cases rising in recent months, particularly in remote communities where vaccination coverage may be inconsistent.

A rare but potentially life-threatening infection, Diphtheria, has made an alarming return in Australia after more than five decades. Health authorities have reported a fresh outbreak in the Kimberley region, with cases rising in recent months, particularly in remote communities where vaccination coverage may be inconsistent.

The resurgence has prompted public health alerts and renewed emphasis on immunisation, as experts warn that even vaccine-preventable diseases can reappear if vigilance drops.

What Is Diphtheria?

Diphtheria is a serious bacterial infection caused by Corynebacterium diphtheriae, primarily affecting the nose and throat. It spreads through respiratory droplets, such as coughing or sneezing or through direct contact with infected skin lesions.


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