Seniors Design Portable Screening Tool to Rapidly Diagnose Mild Traumatic Brain Injury in the Field

Stevens Institute of Technology

Developed by biomedical engineering seniors, the algorithm assesses likely concussion by processing and analyzing video of the pupillary light reflex.

In both combat and concussion, every second counts.

Within the dangerous and physically demanding environment of a combat zone, the risk of sustaining mild traumatic brain injury — commonly referred to as concussion — runs high. Concussion symptoms include confusion and memory loss, headache, disorientation, ringing in the ears and hearing loss, blurred vision, balance impairment, and mental health and behavioral changes.

While these symptoms are usually temporary, mostly resolving within two weeks, a second or repeated concussions that occur before the first has resolved can result in debilitating and life-threatening consequences, including brain swelling, permanent brain damage, and death.

"The longer it takes for a brain injury to get treated properly, the more the brain's chemistry is altered," said fourth-year Stevens Institute of Technology biomedical engineering major Zamin Akmal. "A second injury can lead to more permanent and lasting damage and brain malfunction. It's absolutely imperative to be able to detect these injuries quickly, so people can be removed from the field and treated as soon as possible." . . .

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