Page 232 - Clinical Hematology Atlas
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216 SECTION FIVE MISCELLANEOUS
ARTIFACTS IN PERIPHERAL BLOOD SMEARS
A B
FIGURE 22–6A Precipitated stain (PB 31000). FIGURE 22–6B Bacteria in peripheral blood for
comparison with precipitated stain.
DESCRIPTION: Precipitate is in focus, but the cells are not. If bacteria are present within a cell, both
cell and bacteria should be in focus at the same time.
C D
FIGURE 22–6C Drying artifact in RBCs (PB FIGURE 22–6D Necrotic cell (PB 31000).
31000).
DESCRIPTION: Highly refractile areas because of DESCRIPTION: Nuclear degeneration; note lack of
slow drying of blood film chromatin pattern and nuclear filaments
