Plethysmography
Alternative names:
arterial plethysmography
Normal values:
There will be less than 20 mmHg difference in the systolic blood pressure of the lower extremity compared to the upper extremity.
What abnormal results mean:
Abnormal results may indicate arterial occlusive disease, trauma to the arteries, small vessel diabetic changes, blood clots, and vascular diseases.
Additional conditions under which the test may be performed:
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