Synonyms: Emphysema, Chronic bronchitis, Chronic Obstructive Lung Disease (COLD), Chronic Obstructive Airway Disease (COAD), Smoker’s lung Definition: COPD is a lung disease characterized by airflow limitation (FEV1/FVC ratio of less than 70%) that is not fully reversible (FEV1 increase of 200 ml and 12% improvement above baseline FEV1 following administration of…
Tag: Respiratory system
X-ray Soft Tissue Neck
Anatomy: Retropharyngeal space: Extends from the base of the skull down to the level of the carina, and is located between the buccopharyngeal mucosa and the prevertebral fascia. Prevertebral space: A potential space that is located between the anterior aspect of the vertebral body and the prevertebral fascia. It is located directly posterior to…