Dr. Dennis W Nielson MD

Chronic Obstructive Pulmonary Disease (COPD) and lung cancer are two ends of the same spectrum. Though vastly different in core characteristics, they share many symptoms such as painful wheezing, a persistent cough, and the production of copious mucus. Both these diseases have similar causes and...

Infants who are too young to receive a chickenpox vaccination are protected by the indirect benefits of routine vaccinations taken for older children, a new study shows. In 1995, a single dose of chickenpox vaccination was recommended for children older than one year. A second dose for this...

Croup is a childhood illness that can cause distress to children, especially at night. It is characterized by stridor and a barking cough. This viral condition results in laryngeal and tracheal swelling.Although most cases of croup are successfully managed at home, there are still cases where...

Children, especially the younger ones are prone to have croup. It is a viral infection that causes swelling and inflammation of the vocal cords. Croup is characterized by a bad cough that resembles a barking seal and difficulty in breathing. The virus that causes croup is also the same virus that...

Muscular dystrophies are a group of diseases that make the muscles of the body weaker over a period of time. The muscles become less flexible in this condition. Out of the nine types of muscular dystrophy, Duchenne muscular dystrophy is one of the most common.The main characteristics of this medical...

A cough is described as a sudden explosive exhalation of air. It is basically a body's defense mechanism to protect and clear the airways from inhaled foreign materials. People may also voluntarily or spontaneously cough. Coughs often vary and may be characterized by productive (chesty or wet) or...