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  Indian J Med Microbiol
 

Figure 1: Case 1 a-d. (a) Cytology smear with large histiocytes exhibiting emperipolesis and fragmented neutrophils. (H and E, ×400). (b) Histopathologyshowing dilated sinuses filled with histiocytes exhibiting emperipolesis. (H and E, ×200). (c) S100 positivity. (×400). (d) CD 68 positivity. (×200).Case 11 e-i, (e and f) Cytology smears showing atypical histiocytes with sparse emperipolesis. (MGG, ×400). (g) Histopathology showing sheets ofatypical histiocytes with dense inflammatory infiltrate. (H and E, ×400). (h) CD68 positivity. (×100). (i) S100 positivity.(×200)

Figure 1: Case 1 a-d. (a) Cytology smear with large histiocytes exhibiting emperipolesis and fragmented neutrophils. (H and E, ×400). (b) Histopathologyshowing dilated sinuses filled with histiocytes exhibiting emperipolesis. (H and E, ×200). (c) S100 positivity. (×400). (d) CD 68 positivity. (×200).Case 11 e-i, (e and f) Cytology smears showing atypical histiocytes with sparse emperipolesis. (MGG, ×400). (g) Histopathology showing sheets ofatypical histiocytes with dense inflammatory infiltrate. (H and E, ×400). (h) CD68 positivity. (×100). (i) S100 positivity.(×200)