Parainfluenza refers to a group of viruses — human parainfluenza viruses (HPIVs) — that cause common respiratory infections. This includes illnesses like colds, croup, bronchiolitis, bronchitis and pneumonia. They’re more likely to cause severe illness in children younger than 5, adults older than 65, and people with weakened immune systems.

Aug 19, 2024 · Parainfluenza is caused by an entirely different virus, known as the human parainfluenza virus (HPIV). It is a common virus that can cause both upper and lower respiratory infections, including colds, bronchitis, croup, and pneumonia.

Jun 5, 2024 · HPIVs commonly cause upper and lower respiratory illnesses in infants, young children, older adults, and people with weakened immune systems, but anyone can get infected. Symptoms generally appear 2 to 6 days after infection. Signs and symptoms are similar to the common cold and can include: Other symptoms of HPIV illness may include:

Jun 5, 2024 · HPIVs belong to the Paramyxoviridae family. They are enveloped RNA viruses. There are four types (1 through 4) and two subtypes (4a and 4b) of HPIVs. The clinical and epidemiological features for each HPIV type can sometimes vary. In the United States, infections associated with HPIV-1 usually peak every other year.

May 30, 2023 · Parainfluenza refers to a group of viruses called human parainfluenza viruses (HPIVs). There are four viruses in this group. Each one causes different symptoms and …

Human parainfluenza viruses (HPIVs) are a group of viruses that cause different types of respiratory infections and are most common in children and babies. Most HPIVs usually cause infections of the upper airway, such as a common cold, ear infections, or sore throat.

Human parainfluenza viruses (HPIVs) are the viruses that cause human parainfluenza. HPIVs are a paraphyletic group of four distinct single-stranded RNA viruses belonging to the Paramyxoviridae family. These viruses are closely associated …

Sep 16, 2022 · There are four types of parainfluenza and two subtypes of the fourth. The types vary based on the infection, symptoms, and location of the infection they cause. Parainfluenza outbreaks tend to occur at specific times of the year. Still, it is possible to contract HPIV infections at any time of the year. Clinicians may also refer to this as HPIV-1.

Jul 17, 2023 · The human parainfluenza virus (HPIV) is an enveloped, negative-sense, single-stranded RNA virus that belongs to the family of Paramyxoviridae. HPIV can cause both upper respiratory tract infection (URTI) and lower respiratory tract infection (LRTI) in children, usually under the age of 5, immunocompromised adults, and the elderly.

Parainfluenza viruses include several closely related viruses that cause many respiratory illnesses varying from the common cold to an influenza-like syndrome or pneumonia; croup is the most common severe manifestation. Diagnosis is usually clinical. Treatment is supportive.