The ancient scourge of tuberculosis for years was the deadliest infectious disease. Then SARS-CoV-2 came along and grabbed the notorious title of #1 killer: In 2020, COVID-19 was responsible for 3.5 million deaths worldwide vs 1.
5 million for TB. The 2024 Global Tuberculosis Report, published last week by the World Health Organization, puts TB back in the top slot with 1.25 million deaths in 2023 compared to 320,000 COVID-19 deaths.
There's also been an increase of hundreds of thousands of new TB cases in 2023 compared to the year prior. The 1.25 million TB deaths in 2023 is down from 2022’s number of 1.
32 million (which that year was second to the COVID toll). But it's still indefensibly high, say public health leaders. “The fact that TB still kills and sickens so many people is an outrage, when we have the tools to prevent it, detect it and treat it,” said Tedros Adhanom Ghebreyesus, WHO director-general, in a statement issued on October 29.
According to the report, approximately 8.2 million people were newly diagnosed with TB in 2023 — the highest number since WHO began global TB monitoring in 1995 and a “notable increase” from 7.5 million people newly diagnosed in 2022.
TB sleuths are trying to figure out the reasons behind the increase. Anand Date, global TB branch chief at the Centers for Disease Control and Prevention, says population growth may account for the increase in cases last year -- and that it may take until the 2024 to find out if that is so or i.
