PET/CT Diagnostic Accuracy for Synchronous Primary HPV-Positive Oropharyngeal Tumors: A Multi-Institutional Study.
BACKGROUND The incidence of human papillomavirus-associated (HPV) oropharyngeal squamous cell carcinoma (OPSCC) is rising, making accurate detection of synchronous primary tumors essential for staging and treatment planning. METHODS This multi-institutional retrospective cohort study (2019-2026) included adult partic...