Table 2 Tumor Characteristics
From: Intraoperative radiation therapy for advanced cervical metastasis: a single institution experience
Characteristic | N (%) |
|---|---|
Tumor margins | Â |
   Close Margin | 8 (3.4%) |
   Negative Margin | 129 (55.6%) |
   Positive Margin | 41 (17.7%) |
   Margins Unknown | 54 (23%) |
Histology | Â |
   Squamous Cell Carcinoma | 210 (90.9%) |
   Other | 21 (9.1%) |
Side of Neck for IORT | Â |
   Anterior | 5 (2.2%) |
   Right | 114 (49.4%) |
   Left | 91 (39.4%) |
   Bilateral | 21 (9.1%) |
Perineural spread | 30 (16.9%) |
Lymphovascular involvement | 29 (16.3%) |
Extracapsular extension | 22 (12.3%) |
Vascular Invasion | 27 (15.1%) |
Dermal Invasion | 37 (20.7%) |
Carotid Involvement | 60 (32.6%) |