For most children, the National Heart, Lung, and Blood Institute recommends one cholesterol screening test between the ages of 9 and 11, and another cholesterol screening test between the ages of 17 and 21.
Wiktionary (0.00 / 0 votes) Rate this definition: fixation (Noun). The act of fixing, or the state of being fixed or fixated. fixation (Noun). The act of uniting chemically with a solid substance or in a solid form; reduction to a non-volatile condition; -- said of gaseous elements. fixation (Noun). The act or process of ceasing to be fluid and becoming firm.
Open reduction means the. doctor makes an incision (cut) to reach the bones and. move them back into their normal position. Internal. fixation means metal screws, plates, sutures, or rods are. placed on the bone to keep it in place while it heals. The. internal fixation will not be removed.