Medical Health Cluster


CRC Screening: Blood Test Accuracy Compared to Colonoscopy

The first prospective study to evaluate the accuracy of a blood test for people being screened for colorectal cancer (CRC) revealed a high sensitivity and specificity. At 90% specificity, the blood assay (Guardant Health) was 100% sensitive for detecting CRC. At 95% specificity, sensitivity was 88%. The blood assay detects circulating tumor […]

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Study: Skin Colour Affects Accuracy of Pulse Oximetry Readings for COVID-19

Researchers have raised concerns about the reliability of pulse oximetry in the assessment of patients with COVID-19 infection, particularly those from Black, Asian, and minority ethnic groups, warning that this could lead to a delay in patients receiving appropriate care. The University of Nottingham and Nottingham University Hospitals NHS Trust […]

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