Respiratory tract infection in children: Causes, Diagnosis & Treatments
A respiratory infection is the first suspicious symptom when it comes to symptoms of runny nose, cough, sputum and shortness of breath in infants and young children. The most common causative agent is a virus, which causes a cold, nasal congestion, rhinorrhea, throat injection, and cough. Viral respiratory infections are largely divided into upper respiratory infections and lower respiratory infections. Upper respiratory tract infection The infection usually involves the nose and the larynx and is accompanied by a mild or no fever. Croup is a typical disease. It is the most prevalent at 3 to 5 months of age and 2 years of age and is known to be more prevalent in men. In addition, family history is often seen. Parainfluenza was the most common causative organism, and RSV, adenovirus, and influenza were the most common causative organisms of the viral croup. In the bacterial croup, hemophilus influenza was the main causative organism. However, vaccine was developed and Moraxella catar...