Figure 1. Pleomorphic infiltrate of atypical lymphocytes including multinucleated Reed-Sternberg-like cells in enlarged tonsil removed from patient with infectious mononucleosis.
Figure 2. Atypical lymphocytes including multinucleated Reed-Sternberg-like cells in enlarged tonsil removed from patient with infectious mononucleosis.
Figure 3. Atypical peripheral blood lymphocyte in patient with infectious mononucleosis. Note indentation of cell membrane, deeply basophilic cytoplasm and enlarged nucleus, several times larger than adjacent erythrocytes.