Ozcan Kara Pelin, Pinar Koc Zehra, Sabri Tezer Mesut, Kara Taylan, Left Brachiocephalic Vessel Venous Tumor Thrombus in a Laryngeal Cancer Patient Detected with PET-CT Imaging, Journal of Otolaryngology Advances, Volume 2, Issue 2, 2017, Pages 1-3, ISSN 2379-8572, https://doi.org/10.14302/issn.2379-8572.joa-17-1672. (https://jcci-clinicalarticles.info/joa/article/569) Abstract: Accurate diagnosis of tumor thrombus and distinguishing benign thrombus from tumor thrombus avoid unnecessary anticoagulant treatment of oncological patients and it is important for patient management. In this case report, the role of FDG PET/CT in the presentation of a suspicious tumor thrombus in the left brachiocephalic vein of a patient with known laryngeal carcinoma and leiomyosarcoma diagnosis is presented. Keywords: Laringeal cancer; tumor thrombus; FDG PET-CT