Dr. Katherine L Madson MD

Croup is a common viral infection among children. It causes inflammation and swelling of the trachea (windpipe) and larynx (throat). As a result, a barking cough and noisy breathing often occur. Children under five years old are the most susceptible to the condition.Children who contract croup...

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...

Croup and asthma are two conditions that involve organs, which are responsible for breathing. Since both conditions affect the respiratory system, it is highly advisable to learn their differences to be able to approach each condition properly.What Is Croup?Croup is typically caused by a virus. It...

A new study has shown that infants who are 3-months-old and have vitamin D levels lower than 25 nanomoles per liter (nmol/L) are two times more likely to have respiratory infections, when compared to children who have levels above 75 nmol/L. In this study, published in the journal Pediatrics,...

Croup is a common viral illness that affects children, and is characterized by symptoms that include a runny nose and an extreme cough. This viral infection affects the voice box and the wind pipe and may lead to obstruction in breathing. The vocal cords are swollen and as air is forced through this...

What is RSV?RSV or respiratory syncytial virus is a common virus that usually affects the respiratory tract. It can cause colds in adults and older children, but may cause serious lung infections, such as pneumonia or bronchiolitis in babies and immunocompromised individuals. CausesRSV is only...