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Resp Disorders, Pt 2
Respiratory Disorders, Part 2
Term | Definition |
---|---|
Rales | Abnormal breath sounds, also known as crackles, heard during inspiration |
Rhonchi | Abnormal low-pitched, rumbling breath sounds |
Stridor | High-pitched whistling sound typically heard during inspiration |
Steatorrhea | Fatty stool; often associated with cystic fibrosis |
Empyema | Collection of pus in the pleural cavity due to bacterial infections such as those that cause pneumonia |
Hypercapnia | Excessive levels of carbon dioxide in the blood |
Pulsus paradoxus | Excessive drop in systolic blood pressure (>10 mm Hg) during inspiration |
Cystic fibrosis | Inherited defect in a chloride ion channel protein that causes thick, sticky mucus to build up in the lungs and digestive organs |
Pneumonia | Infection by bacteria, viruses, or fungi that causes inflammation and build-up of fluid or pus in the air sacs of the lungs |
Asthma | Chronic lung condition in which the airways swell, constrict, and secrete extra mucus, creating breathing difficulties |
Chronic Obstructive Pulmonary Disorder (COPD) | Group of chronic, inflammatory lung diseases such as chronic bronchitis and emphysema that obstruct the airflow from the lungs, making it difficult to breathe |
Emphysema | Progressive lung condition characterized by damage to the alveoli and shortness of breath; typically caused by smoking |
Bronchiectasis | Irreversible, abnormal widening of the medium-sized bronchi (typically a secondary complication of cystic fibrosis, COPD, or other lung conditions) associated with the build-up of mucus and other fluids that promote bacterial growth |
Pneumoconiosis | Chronic, restrictive disease resulting from long-term exposure to irritating particles such as asbestos |
Atelectasis | Collapse of a lung or part of a lung, leading to decreased gas exchange and hypoxia |
Pleural effusion | Accumulation of fluid in the pleural cavity between the parietal and visceral pleura |
Pleurisy | Inflammation of the pleura that causes them to swell and rub together; often associated with pneumonia |
Surfactant | Mixture of lipids and proteins secreted by cells in the lungs that coats the alveoli and reduces their surface tension so that they don’t stick together during exhalation |
Infant Respiratory Distress Syndrome | Breathing disorder that affects premature or newborn infants, characterized by immature lungs and a lack of surfactant |
Pneumothorax | Air in the pleural cavity due to an opening in the chest wall (open) or an opening in the airways (closed) |
Flail chest | Disorder characterized by fractures of the ribs and/or sternum, resulting in loss of the rigidity of the chest wall and paradoxical movements during inhalation and exhalation |
Pulmonary embolus | Blood clot or other material that obstructs the pulmonary artery or one of its branches, blocking blood flow to a portion of the lungs; it often originates from the leg veins |