Bacteria use numerous strategies to resist killing by the host immune system. Dalia and Weiser now add to this list of strategies by revealing that Streptococcus pneumoniae avoids complement-mediated ...

The Case: A 72-year-old man with chronic lymphocytic leukemia presents to the emergency department with a 3-month history of shortness of breath on exertion, lethargy, pallor and scleral icterus.