1658 



LEPROSY 



leucocytes is generally normal, or, according to Bourret, diminished; 

 while this observer records an eosinophilia in all stages of the 

 diseas^^, which he says may at times be quite considerable. There 

 may be leucocytosis during the febrile attack. Neutrophile m^^elo- 

 cytes may also be observed. According to our researches the 

 leucocytic formula is extremely variable, and is of no'[help in the 



Fig. 730. — Leproma of the Tongue. 



diagnosis of the malady. In an early case the differential count 

 of 1,000 leucocytes showed polymorphonuclears 52 per cent., large 

 mononuclears 38 per cent., small lymphocytes 3-3 per cent., eosino- 

 philes 6 per cent., basophile cells 07 per cent. This agrees with 

 Sadi de Buen's observations, who also finds that Arneth's index is . 

 generally shifted to the left, but who also finds that there is no 



