Laboratory and Diagnostic Tests

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

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.

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

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

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

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

<p>Individual laboratory test results are interpreted using laboratory-specific reference ranges.</p> Signup and view all the answers

<p>Angiography is a radiographic test used to evaluate blood vessels and circulation.</p> Signup and view all the answers

<p>A biopsy involves the removal and evaluation of tissue.</p> Signup and view all the answers

<p>CT scan uses a computerized x-ray system to produce detailed sectional x-ray images.</p> Signup and view all the answers