A pt reports of sudden pain and change in color of the leg. Assessment reveals one lower extremity is mottled and cold. Superficial veins are collapsed, and a pulse deficit is noted. The nurse should
A. elevate the affected extremity
B. instruct the pt that, if needed, to only take cold remedies with pseudephedirne
C. anticipate initiation of aniplatelet therapy
D. perform very gentle removal of calluses from feet