Endobronchial Management of a Right Main Bronchus Carcinoid Tumor: Combined Bronchoscopic-guided Electrocautery Resection and Cryotherapy-assisted Debulking

weight loss of 8 kg.There was no fever, hemoptysis, orthopnea, or known comorbidity.Two years earlier, she had been evaluated for similar respiratory symptoms.High-resolution computed tomography (HRCT) of the IntroductIonPulmonar y carcinoid tumors are rare neuroendocrine neoplasms, accounting for approximately 2-5% of primary lung malignancies.They are classified as typical or atypical according to mitotic activity and the presence of necrosis.Although their biological behavior may be indolent, centrally located tumors can produce clinically important airway obstruction, recurrent postobstructive infection, atelectasis, and irreversible lung damage.Diagnosis requires bronchoscopic visualization and histopathological confirmation, while definitive management depends on intraluminal and extraluminal extent, histological grade, nodal involvement, and operability.This case highlights a prolonged, near-completely obstructing right main bronchus carcinoid with multilobar collapse, treated by a combined flexible-rigid bronchoscopic approach as a bridge to staging and surgery. case descrIptIon Presenting Complaints and Clinical HistoryA 22-year-old homemaker presented with right-sided chest pain, intermittent cough with scanty, nonfoul-smelling sputum for 1 month, and shortness of breath.