Dr. Susan A Gregory M.D.

Community-acquired pneumonia (CAP) refers to pneumonia that develops in people with very less or no contact with any medical setting such as a hospital or clinic. Most of the time, the people who are infected with CAP are healthy individuals.Background of the DiseaseFour million cases...

Doctors and medical professionals in recent years have prescribed numerous antibiotics to cystic fibrosis patients in order to counteract Burkholderia cenocepacia, bacteria that are known to cause lung infections in those with cystic fibrosis.It has become apparent in recent years that these...

A recent study has shown that antibiotics like amoxicillin are not very effective in controlling the symptoms of sinusitis, which is the infection of sinuses and the nasal passages. The study was conducted on 166 participants and the results are published in the journal of the American Medical...

Patients who are diagnosed with chronic obstructive pulmonary disease (COPD) should expect mucus production that is tenacious, long-term coughing, and extreme fatigue. The main concern with COPD is if permanent scars have developed in the lungs. If scarring does occur, the condition cannot be cured...

Cystic fibrosis damages the lungs, digestive system, and other organs in the body. It affects the cells producing mucus, sweat, and digestive juices. It is caused due to defect in a gene. This gene changes a protein responsible for movement of salts in and out of cells. As a result, thick, sticky...

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...