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Croup (/ k r uː p / KROOP), also known as croupy cough, is a type of respiratory infection that is usually caused by a virus. [2] The infection leads to swelling inside the trachea, which interferes with normal breathing and produces the classic symptoms of "barking/brassy" cough, inspiratory stridor and a hoarse voice. [2]
The causes of upper airway obstructions can be acute or chronic. Acute causes of upper airway obstruction include foreign body aspiration, blunt trauma to the neck, infection, and swelling due to allergies or other inflammatory conditions. [3] In children, viral infections such as croup or epiglottitis are frequent causes. [4]
The omicron Covid variant appears to be leading to croup in young children under the age of 5. Doctors share what to know about kids, omicron and croup. Omicron in kids leading to a new but ...
Also Streptococcus pyogenes can cause epiglottitis. Symptoms include drooling, stridor, difficulty breathing and swallowing, and a hoarse voice. [11] Croup (Laryngotracheobronchitis) is a viral infection of the vocal cords typically lasting five to six days. The main symptom is a barking cough and low-grade fever.
Preschool wheezing is a clinical condition that describes wheezing preschool children that do not fulfill the criteria of "asthma" fully as asthma would require a person to demonstrate a history of at least three episodes of exacerbations (worsening of symptoms) or chronic cough or wheeze for the past six months. [2]
About 10% to 30% of children under the age of two years are affected by bronchiolitis at some point in time. [1] [2] It commonly occurs in the winter season in the Northern Hemisphere. [1] It is the leading cause of hospitalizations in those less than one year of age in the United States.
Symptoms include shortness of breath, weakness, fever, coughing and fatigue. [3] A routine chest X-ray is not always necessary for people who have symptoms of a lower respiratory tract infection. [4] Influenza affects both the upper and lower respiratory tracts. [citation needed]
Influenza typically causes more severe illness than parainfluenza. While both can cause upper respiratory symptoms, influenza is more likely to result in high fever, body aches, and fatigue. Parainfluenza often produces milder, cold-like symptoms such as runny nose, cough, and low-grade fever. [35]