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Ultrasound (Sonography) Scans: How Do They Work?
Ultrasound (also called sonography) is a type of imaging that uses sound waves to produce pictures of the body part being scanned. A small i...
Showing posts with the label Tests & ProceduresShow all
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Hematocrit Test: Uses, Procedure, and Results
A hematocrit is a simple blood test done to measure the red blood cells in a person’s blood. Red blood cells (erythrocytes) are important be...
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Fetal Fibronectin (fFN) | Lab Tests
Fetal fibronectin (fFN) is a protein produced during pregnancy. It is produced by cells at the border of the amniotic sac and the mother’s u...
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Echocardiogram: What It Shows, Purpose, Types, and Results
An echocardiogram (echo) is a graphic outline of the heart's movement. During an echo test, ultrasound (high-frequency sound waves) ...
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What is a Blood Volume Test? Procedure & Risks
A blood volume test (also called a plasma volume test or a red cell mass test) is a nuclear lab procedure used to measure the volume (amount...
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Blood Urea Nitrogen (BUN) Test: Test Details & Results
A blood urea nitrogen (BUN) test measures the amount of urea nitrogen in your blood. Levels of urea nitrogen is one marker on how well your ...
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Wada Test Before Seizure Surgery | Epilepsy
The Wada test is used when you and your healthcare provider are considering brain surgery for your epilepsy . It answers two questions abou...