1. Inguinal Lymphadenitis Caused by Entamoeba histolytica: Case Report and Literature Review 
Kimberly M. Mayhew, MD, Manjula Dundoo, MD, Eileen F. Dunne, MD, MPH, Brian G. Dwinnell, MD, Janet K. Stephens, MD, PhD 
Mayo Clinic Proceedings 
Volume 75, Issue 5, Pages (May 2000)
DOI: /
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2. Fig. 1
Photomicrographs. A, Section of groin lymph node showing a large area of necrosis. Even at this magnification (original × 25), organisms can be identified within the necrotic background (hematoxylin-eosin). B, Numerous trophozoites of Entamoeba histolytica are identified and are associated with mononuclear cells and necrotic material. All the organisms contain ingested erythrocytes, and some contain a central nucleus with small karysome (hematoxylin-eosin, original magnification × 50).
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3. Fig. 2
Immunohistochemical stains with use of a mouse monoclonal antibody to Entamoeba histolytica demonstrate strong staining (original magnification × 50).
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