330 



LEECHES 



In the circumnodular tissue pathologic conditions exist, 

 consisting of certain areas of tissue necrosis. 







Fig. 85. A section through a nodule showing its dense texture, with 

 a portion of its peripheral zone made up ofhypha ivith leucocytes inter- 

 spersed. Methylene blue and eosin stain . No. 4 ocular, 8 mm. objec- 

 tive. Cainera lucida drawing {Fish). 



There is an infiltration of the connective tissue with a 

 great number of wandering cells. In some places there are 



Digitized by Microsoft® 



