Unexpected Detection of Azygos Vein Thrombosis During Endobronchial Ultrasound-guided Transbronchial Mediastinal Cryobiopsy (EBUS-TMC) Pedro Juan Rodríguez Martín, Leandro Tapia Barredo, Felipe Cristóbal Andreo García

Methotrexate Pneumonitis in Crohn's Disease: A Rare Case Report and Review of Literature Arantza Sánchez, Patricia Ramírez de la Piscina, Ileana Duca, Silvia Estrada, Rosario Calderón, Marta Salvador, Elvira Delgado, Francisco García Campos

Endobronchial Ultrasound: Detection of Lung Adenocarcinoma and Unmasking of Superior Vena Cava Thrombosis. An Exceptional Case Fernando Garcia-Prieto, Adriana Rodríguez Perojo, María Teresa Río Ramírez