{"iri":"https://folio.openlegalstandard.org/RBUo8nSV4wEEjMST5pS8RTz","label":"Emphysema","sub_class_of":["https://folio.openlegalstandard.org/R8D6zCNSxUO8g0ZstLxnK28"],"parent_class_of":[],"is_defined_by":null,"see_also":[],"comment":null,"deprecated":false,"preferred_label":null,"alternative_labels":["Chronic Airspace Disease","Pulmonary Emphysema"],"translations":{},"hidden_label":null,"definition":"Emphysema is a chronic respiratory condition characterized by the progressive destruction of the alveoli (air sacs) in the lungs, leading to reduced gas exchange and difficulty in breathing. This destruction results in the enlargement of the air spaces and loss of elastic tissue, causing symptoms such as shortness of breath, chronic cough, and wheezing.","examples":[],"notes":[],"history_note":null,"editorial_note":null,"in_scheme":null,"identifier":null,"description":null,"source":null,"country":null}