15 Determining the optimal stiffness colour threshold and stiffness area ratio cut-off for mediastinal lymph node staging using EBUS elastography and AI: a pilot study. N. Mistry, A. Gatti, I. Churchill, Y. Patel, W. Hanna. From McMaster University, Hamilton, Ont

Background: Staging of lung cancer requires biopsy of mediastinal lymph nodes (LNs) by endobronchial ultrasound transbronchial needle aspiration (EBUS-TBNA). As many as 40% of the results are inconclusive, causing repeated [...]