Tests & Procedures

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EBV Antibody
This test checks for antibodies to the Epstein-Barr virus. It often doesn't have any symptoms, but in teens and young adults, it can mononucleosis.
Echocardiogram
An echocardiogram is a procedure in which ultrasonic sound waves are used to assess the heart's function and structures.
Electrocardiogram
An electrocardiogram (ECG or EKG) is a simple and fast procedure that is used to evaluate the electrical activity of the heart, which is measured in "waves." Variations in the waves may indicate problems with the heart.
Electroencephalogram (EEG)
The EEG is used to evaluate several types of brain disorders, including epilepsy, Alzheimer's disease, certain psychoses, and certain sleep disorders.
Electrolytes
This test measures the main electrolytes in your body: sodium, chloride, potassium, and carbon dioxide.
Electromyography (EMG)
Electromyography (EMG) measures muscle response or electrical activity in response to a nerve’s stimulation of the muscle. The test is used to help detect neuromuscular abnormalities.
Electronystagmography (ENG)
Detailed information on electronystagmography (ENG), including the reasons and preparation for the procedure, how the procedure is performed, after care, and an anatomical illustration of the ear
Electrophysiological Studies
When a problem develops with the heart’s rhythm, there may or may not be any symptoms. An electrophysiological study (EP study) is an invasive procedure that tests the heart's electrical system to determine the cause of the dysrhythmia.
Endometrial Ablation
Endometrial ablation is a procedure to permanently remove a thin tissue layer of the lining of the uterus to stop or reduce excessive or abnormal bleeding in women for whom childbearing is complete.
Endometrial Biopsy
An endometrial biopsy is a procedure performed to obtain a small tissue sample from the lining of the uterus.