![Chronic obstructive pulmonary disease (COPD) is a group of diseases, including chronic bronchitis and emphysema, that block your airways and make it hard for you to breathe. Today, doctors understand what causes Chronic obstructive pulmonary disease (COPD) is a group of diseases, including chronic bronchitis and emphysema, that block your airways and make it hard for you to breathe. Today, doctors understand what causes](https://bizimages.withfloats.com/actual/6378be611ec27500014d5b3e.jpg)
Chronic obstructive pulmonary disease (COPD) is a group of diseases, including chronic bronchitis and emphysema, that block your airways and make it hard for you to breathe. Today, doctors understand what causes
![V T86 - 8380211ba579afad8a829e3aaf87a032.jpg - Blue Bloater Pink Puffer Chronic Bronchitis Emphysema Symptoms Symptoms . Chronic Productive Cough . Dyspnea . | Course Hero V T86 - 8380211ba579afad8a829e3aaf87a032.jpg - Blue Bloater Pink Puffer Chronic Bronchitis Emphysema Symptoms Symptoms . Chronic Productive Cough . Dyspnea . | Course Hero](https://www.coursehero.com/thumb/48/ef/48ef058d2cb7bd2e230ae3c6f4211427977616c8_180.jpg)
V T86 - 8380211ba579afad8a829e3aaf87a032.jpg - Blue Bloater Pink Puffer Chronic Bronchitis Emphysema Symptoms Symptoms . Chronic Productive Cough . Dyspnea . | Course Hero
![Satya Patel on Twitter: "1/2 There are two classic phenotypes of COPD that we are taught. 1) "Blue bloater" ➡️ Chronic bronchitis 2) "Pink puffer" ➡️ Emphysema In patients with undiagnosed COPD, Satya Patel on Twitter: "1/2 There are two classic phenotypes of COPD that we are taught. 1) "Blue bloater" ➡️ Chronic bronchitis 2) "Pink puffer" ➡️ Emphysema In patients with undiagnosed COPD,](https://pbs.twimg.com/media/E5DrzenWYAQ_R--.jpg:large)