Prenosis AI Sepsis Predictor Authorized for Use

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FDA has granted Prenosis a de novo marketing authorization for its Sepsis ImmunoScore artificial intelligence (AI)/machine learning software as a medical device to guide rapid diagnosis and prediction of sepsis. The company says this is the first authorization of an AI diagnostic tool for sepsis, a “complex condition that is difficult to diagnose early and has been a decades-long challenge for the U.S. healthcare system… Even if someone with sepsis survives an episode, the disease can have catastrophic and often permanent consequences on their quality of life after discharge.”

The device uses a combination of biomarkers and clinical data through AI to aid in the risk assessment for presence of or progression to sepsis within 24 hours of patient diagnosis in an emergency department or hospital, according to the company. “By leveraging 22 diverse parameters, the Sepsis ImmunoScore holistically evaluates the patient’s biological status to output a risk score and four discrete risk categories; it is not an alert system,” it says. “These risk categories correlate to a patient’s risk of deterioration, represented by length of stay in the hospital, in-hospital mortality, and escalation of care within 24 hours (ICU admission, mechanical ventilation placement, and/or vasopressor use).”

Additionally, Prenosis says the device’s software is integrated directly into hospital electronic medical records to make results easily accessible to clinicians. “An intuitive display reveals how each of the individual patient’s parameters was used to calculate their final sepsis score,” it says. “This transparent look into the model is critical to build trust and intuition with clinicians and to enable a true clinician-AI partnership, which facilitates faster treatment decisions, improved outcomes, quality metrics, and better hospital financials.”

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