3215 results found
Health topics
… sick If you have diabetes, other illnesses can make your blood sugar go up. This can be dangerous. When you're sick … releases hormones to fight infection. These hormones raise blood sugar levels. They also make it hard for insulin or other medicines to lower your blood sugar. Sick-day guidelines Work with your doctor to …
Medical tests
… and pulses of radio wave energy to provide pictures of blood vessels inside the body. In many cases MRA can provide … tomography (CT) scan . MRA can find problems with the blood vessels that may be causing reduced blood flow. With MRA, both the blood flow and the condition …
Health topics
… of anemia. Anemia means that you do not have enough red blood cells. Red blood cells carry oxygen from your lungs to your body's … may feel better and enjoy life more. What causes it? Red blood cells are made by the bone marrow. To get the marrow …
Medical tests
… (CO2) is a gaseous waste product from metabolism . The blood carries carbon dioxide to your lungs, where it is exhaled. More than 90% of it in your blood exists in the form of bicarbonate (HCO3). The rest of … of carbon dioxide, bicarbonate, and carbonic acid in the blood. This test measures the level of bicarbonate in a …
Medical tests
… Test Overview A cold agglutinins blood test is done to check for conditions that cause the … the immune system in response to infection. They cause red blood cells to clump together (agglutinate) at low … generally have low levels of cold agglutinins in their blood. But lymphoma or some infections, such as mycoplasma …
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… globulin or immune globulin) is a substance made from human blood plasma. The plasma, processed from donated human blood, contains antibodies that protect the body against … your body uses antibodies from other people's blood plasma to help prevent illness. And even though …
Health topics
… A leg aneurysm (say "ANN-yuh-riz-um") is a bulge in a blood vessel (artery) in your leg. The bulge occurs in a … weak spot in the artery. It can happen in one or both legs. Blood clots can form in this type of aneurysm and can block blood flow in your leg. What increases your risk? Family …
Medical tests
… Test Overview A lactic acid test is a blood test that measures the level of lactic acid made in the body. Most of it is made by muscle tissue and red blood cells . When the oxygen level in the body is normal, … , a severe infection (sepsis), or shock —lower the flow of blood and oxygen throughout the body. Lactic acid levels can …
Health topics
… products you take. Your cholesterol, thyroid, eyes, and blood pressure, to see if you need treatment changes. Possible blood sugar problems during pregnancy. For example, many women have low blood sugar in early pregnancy. Later in pregnancy, they …
Health topics
… arteries, there's a good chance that you have it in other blood vessels throughout your body. What problems can it … disease . Atherosclerosis affects the arteries that supply blood to the heart. These are called the coronary arteries. This can restrict blood flow to the heart muscle. Heart attack . Plaque, …
