Case 215. Toxoplasma lymphadenitis (33 y-o M)

       
  Biopsied cervical lymph node showing histologic features of Piringer's lymphadenitis  
       

 

  Small, iregular-shaped epithellioid granulomas are distributed in the paracortex. Along the sinus, features of monocytoid B-cell hyperplasia are observed (HE). Usually, cysts of Toxoplasma gondii are hardly identified in the lesion.