<prompt> Following splenectomy which cell increased earliest -LymphocytesMonocytesNeutrophilsPlateles  <response>: Ans. is d i.e., Platelets Platelet - Within hrs after splenectomy, there is rise in platelet count to 3-4 times of normal. White cells Leucocytosis reaches its peak, 1-2 days after splenectomy. 