Question

The causative agent for erythema infectiosum (fifth disease) is:

Option 1: Paramyxovirus.
Option 2: Human herpes virus type 6.
Option 3: Human herpes virus types 1 and 2.
Option 4: Group A β-hemolytic streptococci.

Answer 1

The causative agent for erythema infectiosum is parvovirus B19, which causes symptoms like cold-like symptoms and a distinct red facial rash.

Step-by-step explanation:

The causative agent for erythema infectiosum (fifth disease) is parvovirus B19. It is transmitted through contact with respiratory secretions from an infected individual. Fifth disease is more common in children and causes symptoms like cold-like symptoms, headache, fever, and upset stomach. The characteristic symptom of fifth disease is a distinct red facial rash, often called 'slapped cheek' rash, which may spread to other parts of the body.