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The reflected ultrasound is received by the probe, transformed into an electric impulse as voltage, and sent to the engine for signal processing and conversion to an image on the screen. The depth reached by the ultrasound beam is dependent on the frequency of the probe used. The higher the frequency, the lesser the depth reached. [9]
Diagnosis can be made using ultrasound or laparoscopy testing. The condition can also be diagnosed with a venogram, CT scan, or an MRI. Ultrasound is the diagnostic tool most commonly used. [8] Some research has suggested that transvaginal duplex ultrasound is the best test for pelvic venous reflux. [11]
The most common cause of chronic venous insufficiency is reflux of the venous valves of superficial veins. [2] This may in turn be caused by several conditions: Deep vein thrombosis (DVT), that is, blood clots in the deep veins. Chronic venous insufficiency caused by DVT may be described as postthrombotic syndrome. DVT triggers an inflammatory ...
A lower limbs venous ultrasonography may refer to: Ultrasonography of chronic insufficiency of the legs; Ultrasonography of deep venous thrombosis
[1] [22] Five ultrasound criteria of venous drainage have been proposed to be characteristic of the syndrome, although two are considered sufficient for diagnosis of CCSVI: [1] [22] [35] reflux in the internal jugular and vertebral veins, reflux in the deep cerebral veins, high-resolution B-mode ultrasound evidence of stenosis of the internal ...
The abdominojugular test, also known as abdominojugular reflux (AJR), is a physical examination test useful in diagnosing right ventricle dysfunction, particularly right ventricular failure. [ 1 ] AJR is a test for measuring jugular venous pressure (JVP) through the distention of the internal jugular vein .
The resulting reflux can cause a rapid deterioration in an existing varicose disease and be responsible for the development of venous ulcers. In the past, when varicose vein surgery is undertaken, the surgeon carefully ligated all perforators, [ 5 ] but some believe that you can use conservative techniques to treat varicose disease use ...
Before any treatment of leg telangiectasia is considered, it is essential to have duplex ultrasonography, the test that has replaced Doppler ultrasound. The reason for this is that there is a clear association between leg telangiectasia and underlying venous reflux. [12]
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