Measles Infection Epidemiology and Pathogenesis
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Questions and Answers

What is the virus receptor for Parvovirus B19?

  • Albumin
  • Hemoglobin
  • Cholesterol
  • Globoside (correct)
  • Which cells, other than erythroid precursor nuclei, can be affected by Parvovirus B19?

  • Fibroblasts
  • Muscle cells
  • Endothelial cells (correct)
  • Nerve cells
  • What type of rash appears as 'blueberry muffin' due to extramedullary hematopoiesis?

  • Rash caused by Streptococcus bacteria
  • Rash caused by Parvovirus B19 (correct)
  • Rash caused by allergic reaction
  • Rash caused by fungal infection
  • Which method is used to detect acquired infections?

    <p>Serological testing</p> Signup and view all the answers

    In which patients does aplastic crisis develop when infected with Parvovirus B19?

    <p>Patients with chronic hemolytic anemias</p> Signup and view all the answers

    Which infection screening does Parvovirus B19 belong to?

    <p>TORCHS for congenital infections</p> Signup and view all the answers

    What is used to help detect congenital infections caused by Parvovirus B19?

    <p>IgM tests</p> Signup and view all the answers

    Which disease is associated with symptoms similar to rheumatoid arthritis due to Parvovirus B19 infection?

    <p>'Fifth disease'</p> Signup and view all the answers

    What is the characteristic appearance of rash due to extramedullary hematopoiesis?

    <p>Blueberry muffin rash</p> Signup and view all the answers

    Which technique is commonly used to detect Parvovirus B19 in respiratory secretions?

    <p>Virus culture</p> Signup and view all the answers

    Which cells serve as the primary site for replication of Parvovirus B19?

    <p>Erythroid precursor nuclei</p> Signup and view all the answers

    What is the receptor for Parvovirus B19 to enter host cells?

    <p>Globoside</p> Signup and view all the answers

    Which type of patients are prone to developing aplastic crisis when infected with Parvovirus B19?

    <p>Patients with chronic hemolytic anemias</p> Signup and view all the answers

    Which serological tests are useful for detecting congenital infections caused by Parvovirus B19?

    <p>IgM and RTPCR tests</p> Signup and view all the answers

    Which disease, often associated with autoimmune conditions, can be triggered by Parvovirus B19 infection?

    <p>Rheumatoid arthritis</p> Signup and view all the answers

    Which cells, in addition to erythroid precursor nuclei, can be affected by Parvovirus B19?

    <p>Endothelial cells</p> Signup and view all the answers

    Which infection screening protocol includes Parvovirus B19 for evaluation?

    <p>TORCHS</p> Signup and view all the answers

    What is the characteristic rash associated with Erythema infectiosum caused by Parvovirus B19?

    <p>Slapped cheek rash</p> Signup and view all the answers

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