Hạch tăng sản toxoplasmosis một viêm hạch bạch huyết tế bào Epitheloid (PiringerKuchinka loại). Epitheloid cụm tế bào ở bên trái, một immunoblast ở trung tâm, tế bào phải một plasma binucleated | 301 V 6 Cytology of Lymph Node and Splenic Aspirates Fig. 135 a-d. Lymph node hyperplasia a Two immunoblasts and an eosinophil in lower half of field b Plasmablast at top center several plasma cells at bottom tissue basophil at left c Starry sky macrophage at center several immunoblasts at right d Immunoblast at upper left above it a centroblast at right a reticulum cell 302 Chapter V Lymph Nodes and Spleen Fig. 136 a-d. Lymph node hyperplasia in toxoplasmosis a Epitheloid cell lymphadenitis Piringer-Kuchinka type . Epitheloid cell cluster at left an immunoblast at center to its right a binucleated plasma cell b Starry sky macrophage at center c Starry sky macrophage. Typical specimen with many coarse granular inclusions and cytoplasmic vacuoles d Epitheloid cell shows typical fine but dense chromatin pattern with one or two blue sharply defined nucleoli 303 V 6 Cytology of Lymph Node and Splenic Aspirates Fig. 137 a b. Tuberculous lymphadenitis a Langhans giant cell b Syncytium of epitheloid cells Fig. 138 a b. Sarcoidosis Boeck disease lymph node a Numerous epitheloid cells resembling a school of fish b Epitheloid cells in a footprint .
