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Learn about Doppler ultrasound and the diseases it detects?


Doppler ultrasound is a diagnostic test that can be used to estimate blood flow through blood vessels by bouncing high-frequency sound waves off red blood cells circulating in the body. Arteries, low blood flow to the legs, and other hidden circulatory problems.


Diseases revealed by Doppler rays


blood clots;

Poor functioning of the valves in the leg veins, which can cause blood or other fluids to pool in your legs (venous insufficiency).

Valvular heart defects and congenital heart disease.

Arterial occlusion (arterial occlusion).

Lack of blood circulation in your legs (peripheral artery disease).

Bulging arteries (aneurysms).

Narrowing of an artery, such as in the neck (carotid stenosis).

Doppler ultrasound can estimate how fast the blood is flowing by measuring the rate of change in pitch (frequency). During a Doppler ultrasound, a trained ultrasound technician compresses a small, hand-held transducer, about the size of a bar of soap, on the Your skin over the area of ​​your body being examined, moving from one area to another as necessary.


This test can be done as an alternative to more invasive procedures, such as angiography, which involves injecting a dye into blood vessels so that it shows up clearly on X-ray images.


A Doppler ultrasound may also help your doctor check for arterial injuries or monitor certain treatments for your veins and arteries.

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