A case-control study in Medicine (Baltimore) explored whether auricular acupoint changes—a diagnostic method from traditional Chinese medicine—could serve as a noninvasive screening tool for colorectal polyps (CPs). Among 300 participants, patients with CPs showed significant abnormalities in auricular points linked to the large intestine, rectum, and small intestine, including discoloration, tenderness, and altered electrical conductivity. The large intestine acupoint demonstrated the highest predictive value. While colonoscopy remains the gold standard, these findings suggest auricular assessment may provide a simple, low-cost method for identifying individuals at risk of precancerous CPs.
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