The Present and Future of Low-Cost Diagnostics: A new class of portable, easy-to-use products is increasing access to health care around the world, yet challenges remain

Imagine you?re in a rural health clinic in a Kenyan village. A child comes in with a fever. It could be any one of a number of life-threatening infectious diseases. There?s no refrigeration, no access to sophisticated laboratory equipment, and no highly trained personnel. How do you go about diagnosing and treating this child?