<prompt> Sago spleen is seen in -AmyloidosisGauchers diseaseMalariaFeltys disease  <response>: Appearance of Spleen with deposits of Amyloid in the stroma of the red pulp is known as lardaceous spleen and within the stroma of the white pulp is known as sago spleen. Spleen involvement in Amyloidosis Sago Spleen Lardaeeous SpleenSplenomegaly is not marked Splenomegaly Marked Moderate to large spleenCut surface lookalike it is impregnated with cranes Cut surface shows a diffuse large map like the area of pale waxy translucency and hence called Lardaeeous Lard like; Fattyof sand nodules resembling tapioca-like granules Deposits of Amyloid in Red pulp Connective tissue and splenic sinus spare the folliclesi.e. sago grains and hence called Sagos spleen.Deposition of amyloid in the while pulp walls of the arterioles replace the follilcle 