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Guidelines for Anticoagulation Therapy for Secondary Prevention After Deep Vein Thrombosis

Non-compressed vs. Compressed

Slide 17

June 2011

So this is how one would put this type of measure into practice. Here we have a duplex ultrasound of a patient who’s had a prior DVT and has been on warfarin therapy for 3 months. On the left you see the noncompressed images; on the right are the compressed images. What one does is to define the area of interest and to measure the diameters and compare the diameters and then this circumstance, you can see that the compressed images are less than 40 percent of the noncompressed and this would be consistent with thrombus resolution.

Non-compressed vs. Compressed


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