01-20-2008, 07:08 AM
A 1-year-old baby boy has had numerous ear infections. He has also developed diarrhea that has been difficult to treat. A stool sample was positive for a Campylobacter species. Which of the following would likely be seen in the patient?
A. Low CD4+ T cells
B. Absent or low CD19+ B cells
C. Hypocalcemia
D. Absence of IgA antibody
E. Adenosine deaminase deficiency
A. Low CD4+ T cells
B. Absent or low CD19+ B cells
C. Hypocalcemia
D. Absence of IgA antibody
E. Adenosine deaminase deficiency