Case 165. Lepromatous leprosy (35 y-o M)

       
  Biopsy from erythematous and scaling nodules on the extremities of a Paraguaian Nisei  
       

 

  For the reproducible histochemical identification of Mycobacterium leprae, the Fite's variation of Ziehl-Neelsen stain, employing oil xylene for deparaffinization, should be applied.