title: Tonsillar hypertrophy, airway obstruction, alveolar hypoventilation, and cor pulmonale in twin brothers.
mesh_terms: D000233:Adenoidectomy; D001794:Blood Pressure; D002245:Carbon Dioxide / Q000097:blood; D006328:Cardiac Catheterization / Q000009:adverse effects; D006332:Cardiomegaly / Q000000981:diagnostic imaging / Q000209:etiology; D002675:Child, Preschool; D004200:Diseases in Twins; D004562:Electrocardiography; D004618:Embolism, Air / Q000209:etiology; D006801:Humans; D006863:Hydrogen-Ion Concentration; D006984:Hypertrophy; D007040:Hypoventilation / Q000209:etiology / Q000235:genetics; D008297:Male; D014066:Palatine Tonsil; D010608:Pharyngeal Diseases / Q000150:complications* / Q000235:genetics; D011660:Pulmonary Heart Disease / Q000209:etiology* / Q000235:genetics; D011859:Radiography; D012131:Respiratory Insufficiency / Q000209:etiology* / Q000235:genetics; D014068:Tonsillectomy
chemical_list: D002245:Carbon Dioxide