26 Bacteria & Fungi
Michelle To and Valentin Villatoro
Images show peripheral blood smears with bacteria present. Neutrophils show toxic changes (toxic vacuolation and granulation are most prominent) and contain ingested bacteria. Bacteria is also present extracellularly. From MLS Collection, University of Alberta.
Image 1: 50x oil immersion. https://doi.org/10.7939/R3NV99S2S
Image 2: 100x oil immersion. https://doi.org/10.7939/R3J38KZ9T
Image 3: 100x oil immersion. https://doi.org/10.7939/R38K75C0V
The morphology of a microorganism depends on the type of microorganism (fungi or bacteria) present in the blood. Can be seen extracellularly or intracellularly when patient is septic.1
1. Smith LA. Hemolytic anemia: nonimmune defects. In: Clinical laboratory hematology. 3rd ed. New Jersey: Pearson; 2015. p. 372-87.