<prompt> Lifespan of transfused platelets is24 hours1-3 days3-5 days7-14 days  <response>: Transfused platelets have an expected life-span of 3-4 days. This may be significantly reduced due to immune refractoriness, consumption, or sequestration. Most platelet products are transfused into non-bleeding thrombocytopenic patients. Thetransfusion trigger or threshold fortransfusion of these patients is now generally accepted to be 10,000mL based on the results of a number of studies Ref bailey and love 27th edition ; pg 17-22 