Laboratory and Diagnostic Tests

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Questions and Answers

What is the purpose of Doppler Echography?

Doppler Echography uses ultrasound technology to measure shifts in frequency from moving images, such as evaluating blood flow velocity and turbulence in the heart.

What is the purpose of an endoscope?

An endoscope is a flexible or inflexible tube with a camera and light source that is inserted into a body orifice to examine the interior of a hollow viscus or canal.

What is the purpose of a colonoscopy?

A colonoscopy is an endoscopic procedure that views the inside of the entire colon from the rectum to the end of the small intestine.

What is the purpose of an esophagogastroduodenoscopy?

An esophagogastroduodenoscopy is an endoscopic procedure that views the inside of the esophagus, stomach, and duodenum. Signup and view all the answers

What is the purpose of a bronchoscopy?

A bronchoscopy is an endoscopic procedure that views the inside of the tracheobronchial tree. Signup and view all the answers

What is the main difference between invasive and noninvasive tests?

Invasive tests require penetration of the skin or insertion of instruments, while noninvasive tests do not penetrate the skin or involve instrument insertion. Signup and view all the answers