Utility of Early Post-Treatment Circulating Tumor Tissue Modified Viral HPV DNA Testing in HPV-Associated Oropharyngeal Cancer.
BACKGROUND TTMV-HPV DNA testing is prognostic during post-treatment surveillance of HPV-associated oropharyngeal squamous cell carcinoma (OPSCC), but the significance of testing before conventional 3-month response assessment remains unclear. METHODS We retrospectively analyzed 332 patients across 8 US sites with bio...