Lumbar Radiculopathy: Low Back and Leg Pain Approximately 80% of the population is plagued at one time or another by back pain. Associated leg pain occurs less frequently. Pain can be bothersome and debilitating, limiting daily activities. Leg and back pain can be caused by a... READ MORE

Carpal tunnel syndrome is pressure on the median nerve — the nerve in the wrist that supplies feeling and movement to parts of the hand. It can lead to numbness, tingling, weakness, or muscle damage in the hand and fingers. Causes, incidence, and risk factors The median... READ MORE

Diabetic neuropathy is damage to nerves in the body that occurs due to high blood sugar levels from diabetes.  Causes Nerve injuries are caused by decreased blood flow and high blood sugar levels. They are more likely to develop if blood sugar levels are not well controlled.... READ MORE

Neuropathy is a collection of disorders that occurs when nerves of the peripheral nervous system (the part of the nervous system outside of the brain and spinal cord) are damaged. The condition is generally referred to as peripheral neuropathy, and it is most commonly due to... READ MORE

Carotid Doppler Ultrasound (CDUS): A non-invasive test that uses sound waves to measure the flow of blood through the large carotid arteries that supply blood to the brain. The CDUS is a painless and harmless test that utilizes a handheld transducer which is passed lightly over... READ MORE

What is a transcranial doppler ultrasound (TCD)? TCD is a non-invasive ultrasound method used to examine the blood circulation within the brain.  During TCD, sound waves, inaudible to the human ear, are transmitted through the tissues of the skull. These sound waves reflect off... READ MORE

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