Phleborheographic technique for diagnosing deep venous thrombosis of the lower extremities.

There has been further experience with a new plethysmographic technique for diagnosing deep venous thrombosis of the lower extremity. Now called phleborheography, this technique is highly practical and noninvasive and can be conveniently performed in the laboratory, at the bedside or in the office of the physician by a technician. Interpretation of the permanent tracing may be learned by a physician in a short period of time. Since development of a new specifically designed instrument, the accuracy of the test is approximately 96 per cent when correlatewith phlebography.