ESR Bridges: new developments in imaging and treatment of the unknown primary squamous cell carcinoma of the head and neck—a multidisciplinary view - Takeaways - MDSpire

ESR Bridges: new developments in imaging and treatment of the unknown primary squamous cell carcinoma of the head and neck—a multidisciplinary view

  • By

  • Minerva Becker

  • Michiel van den Brekel

  • Roberto Maroldi

  • September 16, 2025

  • 0 min

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  • 1

    HNSCCUP represents 2-5% of head and neck cancers, characterized by metastatic lymph nodes without an identified primary tumor.

  • 2

    Accurate detection of the unknown primary tumor is crucial for improving prognosis and reducing treatment-related toxicity.

  • 3

    Imaging techniques like ultrasound and multiparametric MRI are essential for guiding diagnosis, biopsy, and treatment planning.

  • 4

    HPV and EBV status determination is vital for localizing the primary tumor and influencing treatment decisions in HNSCCUP.

  • 5

    FDG PET CT's role in HNSCCUP remains debated, with mixed results on its effectiveness compared to other imaging modalities.

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