RT Book, Section A1 Mehl, Jennifer A1 Forbes, Lisa A2 Kline, Mark W. SR Print(0) ID 1182910593 T1 Disorders of Granulocytes T2 Rudolph's Pediatrics, 23e YR 2018 FD 2018 PB McGraw-Hill Education PP New York, NY SN 9781259588594 LK accesspediatrics.mhmedical.com/content.aspx?aid=1182910593 RD 2024/09/08 AB White blood cells (WBCs), or leukocytes, are 1 of the body’s major defenses in preventing and combating infection. The most common types of leukocytes are granulocytes, lymphocytes, and monocytes. This chapter will deal primarily with granulocytes, which include neutrophils, basophils, and eosinophils. The most common of the granulocytes is the neutrophil. Neutropenia, which is a deficiency of neutrophils, is 1 of the most common hematologic abnormalities during childhood and, when severe, can result in life-threatening infection.