Tests
Nerve Conduction Study
A nerve conduction study (NCS) is a diagnostic test that measures how fast and how well electrical signals travel through your nerves. It helps…
Nasal Endoscopy
Nasal endoscopy is a common procedure where a doctor uses a thin, flexible tube with a light and camera (an endoscope) to look inside…
Myelogram
A myelogram is a medical imaging test that uses a special dye and X-rays or a computed tomography (CT) scan to create detailed pictures…
Methylmalonic Acid Test
The methylmalonic acid (MMA) test measures the amount of MMA in your blood or urine. This test helps diagnose vitamin B12 deficiency, a condition…
MRA
Magnetic Resonance Angiography (MRA) is a specialized type of magnetic resonance imaging (MRI) that creates detailed pictures of your blood vessels. It uses strong…
Lymph Node Biopsy
A lymph node biopsy is a medical procedure where a small sample of tissue is removed from one or more lymph nodes for examination.…
Lung Diffusion Testing
Lung diffusion testing, also known as DLCO testing, measures how well your lungs transfer oxygen from the air you breathe into your bloodstream. This…
Digital Rectal Exam
A digital rectal exam (DRE) is a quick physical examination where a clinician inserts a gloved, lubricated finger into your rectum. This allows them…
Lumbar Puncture
A lumbar puncture, also known as a spinal tap, is a medical procedure to collect a small sample of cerebrospinal fluid (CSF) from your…
Homocysteine Test
The homocysteine test measures the amount of homocysteine, an amino acid, in your blood. High levels can suggest a deficiency in certain B vitamins,…
Holter Monitor
The Holter monitor is a small, portable device that continuously records your heart's electrical activity (electrocardiogram or ECG) for 24 to 48 hours, or…
Gleason Score
The Gleason Score is a grading system used by doctors to assess how aggressive prostate cancer cells appear under a microscope. It helps predict…
Glaucoma Tests
Glaucoma tests are a series of eye exams that check for glaucoma, a group of eye diseases that can damage the optic nerve and…
Fecal Occult Blood Test
The Fecal Occult Blood Test (FOBT) checks for hidden (occult) blood in your stool, which you cannot see. This test is a common screening…
Exercise Stress Echocardiogram
An exercise stress echocardiogram is a test that shows how well your heart works under physical stress. It combines an exercise test, usually on…
Esophagram
An esophagram, also known as a barium swallow, is a medical imaging test that uses X-rays to look at your esophagus (the tube that…
Coronary Angiogram
A coronary angiogram is a medical imaging test that uses X-rays and a special dye to visualize the blood flow through the arteries of…
Cone Biopsy
A cone biopsy is a surgical procedure to remove a cone-shaped piece of tissue from your cervix. This test helps diagnose and treat abnormal…
Carotid Ultrasound
A carotid ultrasound is a safe, non-invasive test that uses sound waves to create pictures of the two main arteries in your neck, called…
Cardiac Computed Tomography Scan
A cardiac computed tomography (CT) scan is a non-invasive imaging test that uses X-rays and a computer to create detailed pictures of your heart…
CT Angiogram
A CT angiogram (computed tomography angiogram) is a medical imaging test that uses a special type of X-ray and a computer to create detailed…
CA-125 Blood Test
The CA-125 (cancer antigen 125) blood test measures a protein that can be found in the blood. It is primarily used to monitor ovarian…
C4 Complement Blood Test
The C4 complement blood test measures the level of C4, a specific protein that is part of your immune system's defense network, called the…
C3 Complement Blood Test
The C3 complement blood test measures the level of C3 protein in your blood. C3 is a key part of your immune system, helping…