Page 382 - Clinical Immunology_ Principles and Practice ( PDFDrive )

CHaPtEr 24 Eosinophils and Eosinophilia 361.e1

MUL t IPLE-CH o ICE QUES t I o NS

1. Which of the following may NOT contribute to or elicit 3. Which three cytokines promote eosinophil development in
eosinophilia? bone marrow and sustain eosinophil viability?
+
−
A. CD3 , CD4 aberrant lymphocyte subsets A. Transforming growth factor (TGF)-β, interleukin (IL)-2,
B. FIP1L1-PDGFRα chromosomal gene rearrangement IL-4
C. Giardia lamblia infection B. IL-7, IL-2, IL-13
D. Strongyloides stercoralis infection C. Granulocyte macrophage–colony-stimulating factor (GM-
CSF), IL-3, IL-5
2. A 45-year-old male who has had eosinophilia of between
3
2500 and 5000/ mm documented for the past 6 months has D. Interferon (INF)-γ, IL-8, IL-10
been referred to you. Your evaluation could include:
A. Flow cytometry for lymphocyte phenotyping
B. Serum immunoglobulin E (IgE)
C. Serum troponin
D. Strongyloides enzyme-linked immunosorbent assay (ELISA)
serology
E. All of the above