The Nurse Is Performing a Peripheral Vascular Assessment on a Bedridden

The nurse is performing a peripheral vascular assessment on a bedridden patient,and notes the following findings in the right leg: increased warmth,swelling,redness,tenderness to palpation,and a positive Homan's sign.The nurse would:

A) reevaluate the patient in a few hours.
B) consider this a normal finding for a bedridden patient.
C) seek emergency referral because of the risk of pulmonary embolism.
D) ask the patient to raise his leg off of the bed and check for pain on elevation.