Endobronchial ultrasound (EBUS) convex probe image

(A) Computed tomography reveals enlargement of the mediastinal lymph node, #4R.
(B) The convex probe endobronchial ultrasound image in the Doppler mode demonstrates the relationship between lymph node #4R and the superior vena cava (SVC).
(C) Real-time transbronchial fine needle aspiration. The 22-gauge needle is shown within lymph node #4R.