The clinical use and value of non-invasive diagnostic techniques in peripheral arterial occlusive disease

The clinician confronted with the need for the objective evaluation of peripheral vascular problem has a variety of simple noninvasive techniques available which can prove highly useful in the early detection of occlusive disease, its functional assessment and in the selection of those problems which requires further definitive evaluation by angiographic methods. The non-invasive techniques offer the additional advantage of applicability to the serial evaluation of patients before and after surgical or medical therapy.