Parainfluenza Virus 2, Human

**Definition:** A species of RUBULAVIRUS associated particularly with acute laryngotracheitis (CROUP) in children aged 6 months to 3 years.

**Tree numbers:** - B04.820.480.937.600.650.750.715

**Synonyms:** - Parainfluenza Virus Type 2 - Croup-Associated Viruses - Virus, Croup-Associated - Viruses, Croup-Associated - Acute Laryngotracheobronchitis Virus - Para-Influenza Virus Type 2 - Acute Laryngotracheo-Bronchitis Virus - Human parainfluenza virus 2 - Croup-Associated Virus