What are electromyography and nerve conduction studies? Electromyography and nerve conduction studies use electrodes to test the function of nerves and muscles to diagnose various problems. Nerve conduction studies and needle electromyography (EMG) are tests performed to assess the health of nerves and muscles. A neurophysiologist stimulates specific nerves and muscles and studies the resulting …
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What is HIV? Symptoms appear sooner in HIV-1 and progress faster than HIV-2 HIV (human immunodeficiency virus) is a virus that attacks and damages the cells of the immune system in the body. Impaired immunity makes an individual susceptible to other infections. HIV infection is a lifelong condition with no cure and can lead to fatal complications. With appropriate treatment, …
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What is a supratrochlear nerve block? A supratrochlear nerve block in an injection of anesthetic below the eyebrow to numb the face. A supratrochlear nerve block is a procedure to anesthetize the lower middle portion of the forehead and the bridge of the nose. An anesthetic injection is administered below the eyebrow on the edge close to the nasal bridge, …
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What is a superficial peroneal nerve block? A superficial peroneal nerve block is an injection to numb the leg and top of the foot. A superficial peroneal nerve block is a procedure to anesthetize a portion of the lower leg and the upper (dorsal) foot. A line of anesthetic injections are administered at the lower end of the front of …
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What is perioral dermatitis? Treatment of perioral dermatitis depends on the extent of the disease and the underlying cause. Perioral dermatitis (POD) is a rash that involves the skin around the mouth. The rash of POD is bumpy and scaly in appearance. There may be itching and pain, along with the discharge of clear fluid from the rash. POD mostly …
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What is Non-Hodgkin’s lymphoma? The exact cause of Non-Hodgkin’s lymphoma is unknown. However, a variety of conditions act as risk factors in the development of Non-Hodgkin’s lymphoma are a family history of lymphoma and more. Non-Hodgkin lymphoma (NHL) is cancer that affects the lymphatic system, a part of the body’s immune system. The lymphatic system helps in filtering foreign cells …
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What is therapeutic hypnosis? Hypnosis doesn't have a robust body of scientific evidence backing its effectiveness, but it may help people with mental health problems and addiction control symptoms. Therapeutic hypnosis (hypnotherapy) is a technique used by some psychotherapists to induce a trance-like state of mind that becomes more open to suggestions from the therapist. The technique uses focused attention, …
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What is intraoperative neurophysiological monitoring? Intraoperative neurophysical monitoring is one way surgeons can make sure they aren't severing nerves by accident during delicate surgeries. Intraoperative neurophysiological monitoring is the continuous evaluation of a patient’s nervous system during surgery, especially procedures involving the brain and spinal cord. Electrical and electromagnetic sensors connected to the patient via adhesive electrodes or needles transmit …
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What is an infraclavicular nerve block? An infraclavicular nerve block is injected just below the collarbone to numb the brachial plexus, which provides nerve function to the arm. An infraclavicular nerve block is a procedure to numb the brachial plexus nerves, which transmit sensation of the arms. An anesthetic injection is administered below the collarbone (clavicle), adjacent to the brachial …
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What is a sural nerve block? A sural nerve block is a procedure for anesthetizing a part of the calf, lower leg, heel and foot. An anesthetic solution is injected adjacent to the Achilles tendon on the outer side of the foot. The anesthetic blocks the transmission of pain signals from injury or surgery in these parts of the lower …
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