Dr. Wanda Choy MD

Recommended Articles

• Firefighters from Around the World Take Steps Toward Cystic Fibrosis Research

  As a firefighter, Wes Loucks received countless emergency phone calls throughout his 32 years of service for the Portland Fire and Rescue Bureau. After retiring, he received a personal call for help from his own family. His two grandsons were both born with cystic fibrosis (CF), a chronic genetic...

• What Is Orthopnea?

  OrthopneaOrthopnea is a condition that causes breathing difficulties when an individual is lying down. It usually happens at night when the person is going to sleep. People with orthopnea usually experience tightness in the chest and being oxygen-deficit. The shortness of breath is due to lying down...

• Pulse Oximeter Use for Patients with COPD

  Pulse oximeters measure the pulse rate of an individual, which is usually marked by a small heart. This is the first number that appears while using a pulse oximeter.  It also measures the proportion of oxygenated hemoglobin in the blood within pulsating vessels. This determines the level of oxygen...

• When Could Orthopnea Mean Something More Serious?

  IntroductionOrthopnea is the medical term used when referring to the occurrence of dyspnea (shortness of breath) when you are lying flat. This symptom is often a sign of heart failure. However, orthopnea can also be due to other health conditions. Dyspnea (shortness of breath) is not the same with...

• Croup in Adults

  Croup is a very common respiratory infection in children, but it can also occur in adults. It can occur at any point and is quite infectious since the virus is often being dispersed through the air, which causes the infection to spread to others. Although rare, croup can also be caused by bacterial...

• Young Girl with Cystic Fibrosis Joins Her Favorite Softball Team

  Emily Sorensen is all smiles as she wears her autographed BYU batting helmet, cheering on her new team on the softball field. For her mom, Yannie Sorensen, seeing her little girl energetic and excited is a priceless gift. Emily suffers from cystic fibrosis, and since she was a young child, she has...