Muhammad Rajab Sa'bana; Wahyu Tri Sudaryanto; Ririt Eka Lestari
Cor Pulmonale Chronic Decompensata (CPCD) is a chronic pulmonary complication characterized by hypertrophy and/or dilatation of the right ventricle due to increased pulmonary artery pressure (pulmonary hypertension). due to increased pulmonary artery pressure (pulmonary hypertension). Symptoms include severe dyspnea, leg edema, hepatomegaly, and activity intolerance, which significantly reduce quality of life. Using the report method case study that assesses the effectiveness of a combination breathing exercise intervention using Diaphragm Breathing, Pursed Lip Breathing, thoracic expansion exercise, Gentle Massage, Active Cycle of Breathing Technique (ACBT) in patients with CPCD. The parameters assessed include the degree of tightness and thoracic expansion and functional ability. This study showed significant results with a decrease in the degree of tightness, an increase in lung expansion and an increase in functional ability. and improved functional ability.