Diphtheria is back in Australia, here's why – and how vaccines can prevent its spread - University of Sydney

An unvaccinated toddler from the far north coast of New South Wales is in intensive care after catching respiratory diphtheria (diphtheria of the throat). A six-year-old close family contact is also infected.

Anyone unvaccinated against diphtheria is at risk of disease. Diphtheria vaccination rates in Australian children have been high at over 90% since 2000 and are currently around 95%. People born befo… [+1126 chars]

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