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Optical molecular imaging can differentiate metastatic from benign lymph nodes in head and neck cancer.

Naoki Nishio | Nynke S van den Berg | Stan van Keulen | Brock A Martin | Shayan Fakurnejad | Nutte Teraphongphom | Stefania U Chirita | Nicholas J Oberhelman | Guolan Lu | Crista E Horton | Michael J Kaplan | Vasu Divi | A Dimitrios Colevas | Eben L Rosenthal
Nature communications | 2019

Identification of lymph node (LN) metastasis is essential for staging of solid tumors, and as a result, surgeons focus on harvesting significant numbers of LNs during ablative procedures for pathological evaluation. Isolating those LNs most likely to harbor metastatic disease can allow for a more rigorous evaluation of fewer LNs. Here we evaluate the impact of a systemically injected, near-infrared fluorescently-labeled, tumor-targeting contrast agent, panitumumab-IRDye800CW, to facilitate the identification of metastatic LNs in the ex vivo setting for head and neck cancer patients. Molecular imaging demonstrates a significantly higher mean fluorescence signal in metastatic LNs compared to benign LNs in head and neck cancer patients undergoing an elective neck dissection. Molecular imaging to preselect at-risk LNs may thus allow a more rigorous examination of LNs and subsequently lead to improved prognostication than regular neck dissection.

Pubmed ID: 31695030

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Associated grants

  • Agency: NCI NIH HHS, United States
    Id: T32 CA118681
  • Agency: NCI NIH HHS, United States
    Id: R01 CA190306

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