<prompt> Lardsceous spleen is due to deposition of amyloid in -Sinusoids of red pulpWhite pulpSplenic trabeculaePenicillary aery  <response>: Robbins basic pathology : ninth edition, page no: 157 Amyloidosis of spleen often causes moderate or increase d enlargement. Amyloidosis may principally involve the splenic sinuses, eventually extending to the splenic pulp, with formation of large sheet like deposits lardaceous spleen 