Assessment of the AJCC staging system of pheochromocytomas/paragangliomas

This study aims to assess the performance of the AJCC 8th staging system for pheochromocytomas and paragangliomas (PPGLs) based on a population-based cohort. Surveillance, epidemiology, and end results (SEER)-18 registry database was reviewed, and patients with PPGLs diagnosed 2004–2015 were reviewed. AJCC stage for each patient was reconstructed from the collaborative stage dataset. Kaplan–Meier survival estimates according to the AJCC stage...