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Nerve Conduction Velocity (NCV) and Electromyography (EMG) are tests your doctor may order to measure nerve conduction and muscle action potential. These tests are performed to determine if symptoms (e.g. sciatica, weakness) are caused by a nerve or muscle disorder. Both tests... READ MORE

What are evoked potentials? Evoked potentials are used to measure the electrical activity in certain areas of the brain and spinal cord. Electrical activity is produced by stimulation of specific sensory nerve pathways. These tests are used in combination with other diagnostic... READ MORE

Abdominal ultrasonography (also called abdominal ultrasound imaging or abdominal sonography) is a form of medical ultrasonography (medical application of ultrasound technology) to visualise abdominal anatomical structures. It uses transmission and reflection of ultrasound waves... READ MORE