A 23-year-old man comes to the physician with a bacterial infection. On questioning the patient reveals a history of recurrent bacterial, fungal, and viral infections. Blood is drawn and sent for laboratory analysis, which reveals all levels of immune cells (eg., T lymphocytes, B lymphocytes) are low. Which of the following conditions is most likely to have caused the patient’s symptoms?
(B) Chédiak-Higashi disease
© Common variable immunodefi ciency
(D) Job’s syndrome
(E) Severe combined immunodefi ciency
(F) Wiskott-Aldrich syndrome
(G) X-linked agammaglobulinemia