Category: Rx Lab Test (A – Z)

Otoscopy An ear exam is performed when a health care provider looks inside your ear using an instrument called an otoscope. How the Test...

E2 test An estradiol test measures the amount of a hormone called estradiol in the blood. How the Test is Performed A blood sample is...

Vascular ultrasound; Peripheral vascular ultrasound Duplex ultrasound is a test to see how blood moves through your arteries and veins. How the Test is Performed...

Duodenal parasites test; Giardia – string test A string test involves swallowing a string to obtain a sample from the upper part of the...

Tear test; Tearing test; Dry eye test; Basal secretion test; Sjögren – Schirmer; Schirmer’s test The Schirmer test determines whether the eye produces enough...

Drug screen — urine A urine drug screen is used to detect illegal and some prescription drugs in the urine. How the Test is Performed...

Barbiturates – screen; Benzodiazepines – screen; Amphetamines – screen; Analgesics – screen; Antidepressants – screen; Narcotics – screen; Phenothiazines – screen; Drug abuse screen;...

Small bowel biopsy; Push enteroscopy; Double-balloon enteroscopy; Capsule enteroscopy; Sonde enteroscopy Enteroscopy is a procedure used to examine the small intestine (small bowel). How...

Echocardiogram For Adult Transthoracic echocardiogram (TTE); Echocardiogram – transthoracic; Doppler ultrasound of the heart; Surface echo An echocardiogram is a test that uses sound...

Doppler ultrasound exam of an arm or leg Peripheral vascular disease – Doppler; PVD – Doppler; PAD – Doppler; Blockage of leg arteries –...

Norepinephrine — blood; Epinephrine — blood; Adrenalin — blood; Dopamine — blood This test measures the levels of catecholamines in the blood. Catecholamines are...

Anti-P antibody; Paroxysmal cold hemoglobinuria – Donath-Landsteiner The Donath-Landsteiner test is a blood test to detect harmful antibodies related to a rare disorder called paroxysmal cold hemoglobinuria....

Laryngoscopy and nasolarynoscopy Laryngopharyngoscopy; Indirect laryngoscopy; Flexible laryngoscopy; Mirror laryngoscopy; Direct laryngoscopy; Fiberoptic laryngoscopy; Laryngoscopy using strobe (laryngeal stroboscopy) Laryngoscopy is an exam of...

Direct immunofluorescence test; Direct fluorescent antibody – sputum Sputum direct fluorescent antibody (DFA) is a lab test that looks for micro-organisms in lung secretions....

Direct antiglobulin test; Indirect antiglobulin test; Anemia – hemolytic The Coombs test looks for antibodies that may stick to your red blood cells and cause red...

DRE A digital rectal exam is an examination of the lower rectum. The health care provider uses a gloved, lubricated finger to check for...

Diffusing capacity; DLCO test Lung diffusion testing measures how well the lungs exchange gases. This is an important part of lung testing because the major...

Differential; White blood cell differential count The blood differential test measures the percentage of each type of white blood cell (WBC) that you have...

Diastolic blood pressure; Systolic blood pressure; Blood pressure reading; Measuring blood pressure; Hypertension – blood pressure measurement; High blood pressure – blood pressure measurement...

Laparoscopy – diagnostic; Exploratory laparoscopy Diagnostic laparoscopy is a procedure that allows a doctor to look directly at the contents of the abdomen or...