A 23-Year-Old Man Is Brought by Helicopter to a Major

Multiple Choice

A 23-year-old man is brought by helicopter to a major trauma center after a severe motorcycle accident.He has major abdominal trauma,including a ruptured spleen,and is taken to surgery,where his spleen is removed.Two weeks after surgery,his platelet count peaks at 950 × 10⁹/L.What is the most likely cause for this high platelet count?

A) reactive thrombocytosis secondary to trauma
B) essential thrombocythemia
C) postsplenectomy thrombocytosis
D) reactive thrombocytosis secondary to acute blood loss