Parvovirus B19 Infection: What You Need to Know

What is Parvovirus B19?

Definition

Parvovirus B19, also called human parvovirus B19 or B19V, is a common virus that can cause infection in humans. It is different from the parvovirus that affects dogs and cats.

How is Parvovirus B19 Spread?

Parvovirus B19 is spread through respiratory secretions, such as saliva.

Symptoms of Parvovirus B19

Most people infected with parvovirus B19 experience no symptoms. However, some people may develop:

• A rash
• Fever
• Headache
• Joint pain
• Fatigue

Complications of Parvovirus B19

In some cases, parvovirus B19 can lead to complications, such as:

• Aplastic anemia (a condition in which the bone marrow does not produce enough blood cells)
• Myocarditis (inflammation of the heart muscle)
• Arthralgia (joint pain)

Diagnosis of Parvovirus B19

Parvovirus B19 is diagnosed through a blood test.

Treatment for Parvovirus B19

There is no specific treatment for parvovirus B19. Treatment is supportive and may include:

• Rest
• Over-the-counter pain relievers
• Blood transfusions (in cases of aplastic anemia)

Prevention of Parvovirus B19

There is no vaccine for parvovirus B19. However, you can reduce your risk of infection by:

• Avoiding close contact with people who are infected
• Washing your hands frequently
• Covering your mouth and nose when you cough or sneeze

Prognosis for Parvovirus B19

Most people who are infected with parvovirus B19 recover completely. However, in some cases, the infection can lead to serious complications.