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VA Approves SHIELD: New Blood Test for Colorectal Cancer

9/29/2025

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Summary

Story summary

The Department of Veterans Affairs approved SHIELD, a blood-based colorectal cancer screen for veterans.
SHIELD detects tumor DNA in blood, offering a noninvasive alternative to colonoscopy and stool tests.
Guardant Health aims to add SHIELD to United States Preventive Services Task Force (USPSTF) guidelines, expanding access to Americans 45 and older.

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Story summary

The Department of Veterans Affairs approved SHIELD, a blood-based colorectal cancer screen for veterans.
SHIELD detects tumor DNA in blood, offering a noninvasive alternative to colonoscopy and stool tests.
Guardant Health aims to add SHIELD to United States Preventive Services Task Force (USPSTF) guidelines, expanding access to Americans 45 and older.