Researchers at the Massachusetts Institute of Technology have developed a new breath test that could one day help doctors quickly diagnose pneumonia, potentially even at home.
The technology uses tiny inhaled particles that act like “reporters” inside the lungs. After a patient inhales them in a way similar to using an asthma inhaler, the particles interact with enzymes linked to infection. If pneumonia is present, those enzymes trigger the release of special markers that are then exhaled and detected by a small sensor.
The device, called “PlasmoSniff,” is designed to identify these markers at extremely low levels, something that previously required large, expensive lab equipment.
Researchers say the goal is to create a simple, fast test that could deliver results in minutes, rather than requiring chest X-rays or lab work that can take hours.
“In practice, we envision that a patient would inhale nanoparticles and, within about 10 minutes, exhale a synthetic biomarker that reports on lung status,” one researcher said.
For older adults, and that would include many in the same range as most RVtravel.com readers, who face a higher risk of serious illness from pneumonia, earlier diagnosis could be especially important. Easier, faster testing while traveling, especially, could lead to quicker treatment and fewer complications.
The handheld device is still in development, but researchers hope it could eventually be used in doctors’ offices, urgent care clinics, or even at home.
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