Overview
This lecture explains pleural rubs, their characteristic sound, and the medical conditions associated with them.
Pleural Rubs: Description and Causes
- A pleural rub is a coarse, sandpaper-like lung sound.
- It is usually heard in a specific, localized area of the lungs.
- The sound results from inflamed pleural surfaces sliding against each other.
- Common causes include pulmonary embolism, pneumonia, or any lung condition causing inflamed pleural tissue.
Key Terms & Definitions
- Pleural Rub — a coarse, grating sound from the lungs due to inflamed pleural surfaces rubbing together.
- Pulmonary Embolism — blockage of an artery in the lungs, which can inflame the pleura.
- Pneumonia — infection causing inflammation in the lung tissue and pleura.
Action Items / Next Steps
- Review examples of pleural rub sounds.
- Study related lung conditions causing pleural inflammation.