Dr. Walter Severyn M.D.

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• Pink Puffer and Blue Bloater: What Are They?

  No, they are not names of mythical characters from a fantasy novel. Far from it, really! As charming as their names sound, "pink puffer" is not the furry little pink creature that you are tempted to imagine nor is the "blue bloater" a big and friendly blue giant. What do these terms mean exactly?To...

• An Open Letter to Parents of Children with Cystic Fibrosis

  A columnist with Cystic Fibrosis News Today recently opened up about what his life with cystic fibrosis has been like. He is a deaf 24-year-old named Brad Dell, and he loves everything about his life. Instead of letting the disease ruin his life, he has chosen to be thankful for everything that he...

• How Is Sarcoidosis Diagnosed?

  What is sarcoidosis?Sarcoidosis is an inflammatory disease, which is characterized by the growth of granulomas or tiny collections of inflammatory cells in various parts of the body. When the immune system is slowed down and when these numerous clumps form, they tend to interfere with the organ’s...

• What Pathogens Can Cause Pneumonia?

  What are pathogens?Viruses, bacteria, fungus, or, in some rare cases, parasites and other microorganisms are involved in the development of pneumonia. Viruses cause the majority of pneumonia in young children. Adults who have weaker immunity are more frequently infected with bacteria.Pathogens, in...

• How is Lung Cancer Diagnosed?

  Lung Cancer is one of the most common and serious forms of cancers in the world. In fact, it is also one of the leading causes of cancer deaths for both men and women. This form of cancer is known to mainly affect older people, primarily those in their seventies. Smoking has been identified as one...

• Cough Medicine for Cystic Fibrosis

  Medications for cystic fibrosis can help control the mucus in the lungs and keep the lungs’ normal functioning as much as possible. What is Cystic Fibrosis?Cystic fibrosis is a genetic disease known to affect the cells that make mucus, digestive fluids, and sweat. Usually, these fluids are thin...