Chronic cough is a common but often misdiagnosed symptom, requiring thorough evaluation for underlying respiratory or systemic issues.

It is noteworthy that no purulent complications developed in either group of cases after penicillin treatment was started. There were 2 cases, however, in which empyema was already present before ...

Chronic productive cough with purulent sputum is always reason for concern in children and is not common as a symptom of asthma. More or less specific diagnoses in children include cystic fibrosis, ...

A head cold happens when the symptoms affect the head, including the nose or throat. A chest cold, or acute bronchitis, happens when the airways swell and mucus builds up in the lungs.