Handheld device turns smartphone into diagnostic tool
Connectable tool can spot HIV, syphilis in 15 minutes
![smartphone dongle for diagnosis of infectious diseases](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/02/ticker-ns-lak2HR.jpg?fit=860%2C460&ssl=1)
A compact device that attaches to a smartphone can process a blood sample to diagnose HIV or syphilis. The device performed well in a field test in Rwanda.
Samiksha Nayak