Set 12 Introduction to Blood Morphology
Slide 26 of 48 Image ID 1552

Keywords
Infectious mononucleosis, Reactive
lymphocytosis, high-oil mag, PB

Description
Infectious mononucleosis. Reactive (or atypical)
lymphocytosis is seen in this high-oil
magnification view of the peripheral blood. These
reactive lymphocytes have pleomorphic reticular
nucleii, peripheral basophilia of cytoplasm, and
scalloped cell borders some of which appears to
stream into red cells. Slight rouleaux is also
present.


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