vIKvI 



ric. 38. /. A, typical reaction; b, petechial hemorrhages lollowiii.t; appliialion 

 oE suction to a normal portion of skin distant from site of tvpical reaction at a. 

 (Shwartzman, Klemperer and Gerber, 1936.) 



Fig. 38. 2. Histologic appearance of typical reaction at \. Low po\\er view show 

 ing severe hemorrhage, inflammatory reaction and \enous thrombosis. (Shwartz- 

 man, Klemperer and Gerber, 11)36.) 



