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Fidan Yildiz Okan University, Okan University Chest Diseases, İçmeler, TurkeyCorrespondence: Fidan Yildiz Aydınlı Street No: 2, İçmeler 34947, Tuzla, Istanbul, TurkeyTel +905325614777Email fidanyildiz@yahoo.comPurpose: Emphysema is a progressive and irreversible disease, proceeding with the decrease in elastic recoil which is connected to tissue damage caused by chronic inflammation. Lung volume reduction coil (LVRC) method in patients with an advanced level of emphysema and irresponsive to medical treatment is shown to provide increase in lung volumes and exercise capacity, decrease in dyspnea, and increase in quality of life. The purpose of this study is to reveal that LVRC treatment is also efficient in severe COPD patients with hypercapnic respiratory failure.Patients and Methods: Eleven cases with severe COPD and emphysema were included in the study. LVRC treatment method was applied in upper lobes of both lungs in patients with severe COPD (FEV1 |