👉 The term "imbrium" in medical terminology refers to a collection of tissues, blood vessels, nerves, and cells that are typically present around the heart. It is often associated with the condition of chronic obstructive pulmonary disease (COPD) or other respiratory diseases due to inflammation and tissue damage caused by airway obstruction. The term "imbrium" can be used in various medical contexts, such as describing the physical structure of a patient's lungs or the collection of fluids within a surgical procedure