Dr. Erik J Iversen M.D.

Recommended Articles

• What Is Sputum?

  Sputum is a combination of mucus coughed up from the respiratory tract and saliva. It is usually a result of diseases or infections. Phlegm and sputum are often interchangeably used. Sometimes, the term mucus is used when referring to sputum or phlegm. However, mucus is also produced in the...

• Causes of Lung Nodules

  What are lung nodules?Lung nodules are spots present on the lung. These spots are usually around 1.5 inches or three centimeters in diameter. Lung nodules seen on imaging tests are often called as coin lesions. If a lung X-ray shows spots that are more than three centimeters, it is regarded as a...

• Couple Raises Twins with Cystic Fibrosis

  There’s a lot for parents to process and prepare for when they have a baby on the way. To find out that twins are coming monumentally adds to the planning necessary for their arrival. For parents to know they’ll be caring for children with a debilitating genetic disease is even more pressure...

• What Is Tachypnea?

  Introduction Tachypnea is a medical term, which means rapid and shallow breathing. This condition is often confused with hyperventilation, which is another type of abnormal breathing that is characterized by rapid but deep breathing. Both conditions are caused by carbon dioxide buildup in the...

• FDA Approves Orkambi to Treat Young Children with Cystic Fibrosis

  Orkambi is an oral drug developed by Vertex Pharmaceuticals and approved by the United States Food and Drug Administration (FDA) for the treatment of cystic fibrosis (CF) in certain patient groups. It is the second drug to be approved for use in patients with CF, after Kalydeco. ...

• What Causes Asthma?

  Asthma refers to the chronic inflammatory disease of the respiratory system. The causes for asthma differ depending on the individual. During an asthma attack, the airways become narrow, inflamed, and begin to fill with mucus. This makes breathing a difficult task, and leads to coughing and...