Case Report
Spontaneous Regression of Plasmablastic Lymphoma in an Immunocompetent Patient: Case Report and Review of the Literature
Figure 2
Nasopharyngeal mass biopsy. Hematoxylin and eosin staining ((a) original magnification ×40) and immunohistochemical staining were positive for MUM-1 ((b) original magnification ×40), CD79a ((c) original magnification ×40), kappa ((d) original magnification ×40), and lambda ((e) original magnification ×40) and negative for CD20 ((f) original magnification ×40).
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