hacmoglobiiiuria  may  l)c  obtained  anrl  sometimes  anuria  also.  In  the 
latter  case  the  kidneys  and  s])lecn  lia\’e  been  found  enlnrp;ed,  and  the 
former  lias  shown  dark  medidlary  striation  and  brown  cortical 
stippling,  while  the  urinifcrous  tubules  have  contained  plugs  of  dark 
brown  granular  material,  the  condition  being  similar  to  that  already 
I'lG.  6i.  I Jiagrammatic  repre.sentation  of  the  condition  of  the  kidney  in 
health  (A),  during  ex|)eiiinental  haenioglobinuria  of  rabbit  (U),  and 
in  .snppre.ssion  of  urine  follovv'ing  upon  Idackwater  fever  ((').  In  1! 
.S'lnall  cast.s  are  iiresent  in  some  of  the  nriniferous  and  collecting 
tubules  ;  in  (  large  casts  are  present  in  many  of  tlie  nriniferous  and 
collecting  tubules.  In  the  latter  considerable  enlargement  of  the 
kidney  is  also  observed,  tor  tlie  sake  of  comparison  li  is  represented 
as  tri-papillary  instead  of  l)eing  uni-papillary,  as  in  the  rabbit. 
