Multiple choice

Streptococcus pneumoniae is the most common bacterial cause of pneumonia in all age groups except newborn infants. Recurrent or severe bacterial pneumonia does NOT usually complicate which of the following conditions in human beings?

  1. Immunosuppression following renal transplantation

  2. Splenectomy

  3. Secondary immunodeficiency

  4. Primary antibody deficiencies

  5. Complement C3 deficiency

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A Correct answer
Explanation

The anti T-cell immunosuppression used to prevent graft rejection increases the risk of fungal and viral infections. Primary cytomegalovirus infection in a renal transplant recipient; bacterial pneumonia is a particular risk when the patient is neutropenic after bone marrow transplantation.