Fig. 2.

Atypical lymphocytes and other COVID-19-related blood findings: (A, B) large granular lymphocytes; (C–O) atypical lymphocytes can show a spectrum of features, with nuclear irregularities, variably coarse chromatin, deeply basophilic cytoplasm, occasionally with cytoplasmic blebs, granules or vacuolization; (K–O) plasma cells or plasmacytoid forms can include irregular enlarged forms. (P–T) Monocytes can show coarser granules or varying degrees of prominent coalescing vacuolization. (U–Y) Left-shifted myeloid cells and leukoerythroblastosis; (Z–AA) budding erythroid nucleus and mitotic figure, (BB) pyknotic cell, and (CC–DD) giant platelets.