What is an ECG or an EKG? Electrical Changes in the Cardiac Muscle Cells: As the cardiac impulse spreads over the cardiac muscle cells and causes the contractions, the electrical changes sweep over the cardiac chambers in a specific sequence. These electrical changes are also transmitted through ...
The device has an LED that sends light into the tissue and records how much light is either absorbed or reflected to the photodiode (a light-sensitive sensor). As the blood pulses into the tissue, more light is absorbed – as the blood flows away from the tissue, more light is reflected...
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Patrick is a 70-year-old diabetic man with a 2-year history of stable chest pain when he exerts himself. He is awoken from sleep with the acute onset of crushing central chest pain which radiates to his neck and left arm. His normal medications include normally aspirin, a diuretic, a ch...
What is a good natural anti-inflammatory? Anti-inflammatory foods tomatoes. olive oil. green leafy vegetables, such as spinach, kale, and collards. nuts like almonds and walnuts. fatty fish like salmon, mackerel, tuna, and sardines.
Your heart generally has a predictable, steady rhythm. But sometimes the rhythm can become irregular, a condition called anarrhythmia. Your heart might gotoo fastortoo slow. You could feel like your heart isskipping a beatoradding extra beats. When that happens, your doctor may refer you to ...
Walking is a good low-impact exercise. Talk to your healthcare provider about the best exercise plan for you. Maintain a healthy weight. Ask your healthcare provider what a healthy weight is for you. Ask him or her to help you create a weight loss plan, if needed. Do not smoke. Nic...
An EKG records the electrical activity of your heart. It is used to see if a heart condition is the cause of your pulmonary edema. An echocardiogram shows the size and shape of your heart. Healthcare providers may check for problems with your heart valves and signs of heart failure. This...
Asystole (ay-sis-stuh-lee) is when there’s no electricity or movement in yourheart. That means you don’t have a heartbeat. It’s also known as flatline. That’s because doctors check the rhythm of your heart with a machine called an electrocardiogram -- also called an ECG orEKG. ...
What is Chvostek’s Sign? A Chvostek’s sign is an abnormal reaction to the stimulation of the facial nerve. Tapping the facial nerve leads to twitching, typically in the nose or mouth. When a patient demonstrates a Chvostek’s sign, it is a sign that they could have hypocalcemia (low ...