Prophylactic plateletpheresis and blood transfusions were given over an eight-month period, and the patient's platelet count and periodic pancytopenia were being monitored. Platelets are collected from whole blood donations and through a special machine method of collection called plateletpheresis.
IPO. Independent practice organization A legal entity in the US, in which physicians and/or dentists enter an arrangement to provide services through an entityâeg, a prepaid health plan, while maintaining their own private practices.
REO stands for  real estate owned and typically refers to the inventory of real estate that banks and mortgage companies have foreclosed on and subsequently purchased through the foreclosure auction if there was no offer higher than the minimum bid.