South Africa’s HIV testing programme has been a huge success over the last decade, largely due to the use of rapid tests. Now, the introduction of a new generation of rapid tests may offer some benefits over the current tests, but the picture is somewhat complicated and the Department of Health is not currently planning to use the new tests. Amy Green investigates.
The different types of COVID-19 tests are far from equal. Picking a test is generally a matter of speed versus accuracy and, most importantly, why you need a test and when. What are the limitations of these tests? Is there any quality control? What are the chances of false positives and false negatives? Elsabé Brits surveys the landscape of tests available in South Africa and asks which type is most appropriate in what situation.