Full-Field Optical Coherence Tomography (FFOCT) for Evaluation of Bronchoscopic Small Biopsy Specimens

Who May Qualify: - Inpatients or outpatients greater than or equal to 18 years old - Capable of providing willing to sign a consent form - Undergoing bronchoscopy for diagnosis or staging per standard of care - Collection of small biopsy samples by EBUS or conventional transbronchial needle aspiration (TBNA) or transbronchial biopsy for purposes outside of the research study Who Should NOT Join This Trial: - Standard contraindications bronchoscopy including bleeding disorders, antiplatelet or anticoagulant usage, severe respiratory failure, and clinical instability - Pregnancy Always talk to your doctor about whether this trial is right for you.