Transbronchial cryobiopsy under the guidance of endobronchial ultrasound is performed in patients with pulmonary peripheral nodule, and assess the diagnostic yield and safety. This is a multi-center prospective randomized control trial.
Transbronchial cryobiopsy under the guidance of endobronchial ultrasound is performed in patients with pulmonary peripheral nodule, and assess the diagnostic yield and safety.