Echocardiography is an ultrasound examination of the heart. (It uses ultrasound.) The machine sends ultrasound sounds through a special transducer, which are reflected from structures inside the body and recorded by the same transducer, and then processed into an image, the so-called echo. This is a non-invasive examination. This examination […]
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A biopsy is an invasive method of examination that involves taking cells from diseased tissue. The material for examination is usually taken with a needle. After the biological material is taken, it is evaluated under a microscope (histopathological examination). Biopsy examination allows for accurate evaluation of lesional tissues. Biopsies are […]
A blood test is one of the basic tests most often recommended by doctors. Its results allow assessment of the patient’s general health condition and, if necessary, allow to plan an appropriate treatment. Peripheral blood is taken from the blood vessels, mainly capillaries, arteries and veins. Peripheral blood is collected […]
Blood is a very important component of the human body. It makes up about 7% of the body weight, so in an adult it corresponds to 5 liters. Most of the blood is plasma (55% by volume). The most important function of blood is to supply oxygen, hormones, nutrients and […]
The bottom line for humans is that DNA testing can be used for diagnostic purposes for many diseases. These tests involve taking a material, which is usually blood, and detecting various mutations, or errors, in it. In recent years, we’ve been hearing a lot about DNA and related concepts such […]
Angiography is a method of examining blood vessels to accurately assess changes inside the vessels. It is based on X-rays. Since ordinary X-rays do not show the inside of the blood vessels well, a suitable contrast is used. The contrast fills the vessels and strongly absorbs the X-rays, making it […]