Definition: Given an abstract of a paper, generate a title for this paper such that conveys the key focus of the paper.
Input: Abstract: A 4 1/2-month-old, white girl was admitted to the hospital with respiratory distress and persistent polymicrobial bacteremia. Cystic fibrosis associated with malnutrition and a transient defect in peripheral neutrophil chemotaxis was diagnosed. This remarkable combination of presenting features in a patient with cystic fibrosis is the focus of this case report.

Polymicrobial bacterial sepsis and defective neutrophil chemotaxis in an infant with cystic fibrosis.