Pallor occurring in an extremity within 20 seconds after that extremity is lifted most likely indicates

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One method to assess the arterial system is to observe the skin of the legs for color changes.If you suspect an arterial deficit,instruct the patient to raise the legs about 12 inches off the table.Note the time it takes for pallor,or lack of color,to develop.Normally,no pallor develops within 60 seconds.Pallor that develops quickly in the extremities when they are lifted is abnormal and indicates arterial insufficiency.The quicker the pallor develops,the more severe the disease.

Pallor Occurring in an Extremity Within 20 Seconds After That