Practice-changing refinements of lung cancer staging
The 8th edition of the TNM classification has recently come into effect. Compared to the 7th edition published in 2009 , several important adjustments have been made to lung cancer staging with the aim of improving prognostication and research . “Research is of particular significance in the context of smaller tumours that can be treated with a variety of therapeutic options,” said Ramón Rami-Porta, MD, PhD, Department of Thoracic Surgery, Hospital Universitari Mútua Terrassa, Terrassa, Barcelona, Spain . The new edition is based on a very large number of patients, which supports its robustness .