3215 results found
Health topics
… heart's lower left chamber (left ventricle) doesn't pump blood out to the body as well as it should. It's sometimes … which is the phase of your heartbeat when your heart pumps blood. So the amount of blood being pumped out is less than the body needs. To see …
Medical tests
… Information Test Overview A parathyroid hormone (PTH) blood test measures the level of parathyroid hormone in the blood. This test is used to help identify … disease. PTH controls calcium and phosphorus levels in the blood. PTH is made by the parathyroid glands , which are …
Health topics
… cause. What causes it? Fainting is caused by a drop in blood flow to the brain. After you lose consciousness and fall or lie down, more blood can flow to your brain so you wake up again. Most … reflex, which causes the heart rate to slow and the blood vessels to widen, or dilate. As a result, blood pools …
Health topics
… Thalassemia (say "thal-uh-SEE-mee-uh") is an inherited blood disorder that causes your body to make less hemoglobin or abnormal hemoglobin. Hemoglobin helps red blood cells spread oxygen through your body. Low levels of … moderate anemia (beta thalassemia intermedia), you may need blood transfusions. People with severe anemia (called beta …
Health topics
… by diabetes. People who have diabetes often have high blood sugar levels. Over time, this can damage nerves … nerves . These nerves control things like your heartbeat, blood pressure, sweating, digestion, urination, and sexual … can get better with time. What causes it? Over time, high blood sugar levels from diabetes can damage nerves …
Health topics
… Treatment Overview Phlebotomy is a procedure that removes blood from the body. Regular phlebotomy treats people who have too much iron in their blood, such as with hemochromatosis , or who are producing too many red blood cells, such as with polycythemia . Removing blood …
Medications
… cause very serious (possibly fatal) side effects, including blood clots, heart attack, stroke, or heart failure. It is … since your doctor will need to carefully check your red blood cell count and hemoglobin level. The lowest effective … Uses This medication is used to treat anemia (low red blood cell count) in people with long-term serious kidney …
Health topics
… patterns. Print off a form that can help you monitor your blood sugar. Take a quiz to get a better idea of how well … Identifying Reasons to Cut Down On or Stop Asthma Diary Blood Pressure: Home Log Cirrhosis: Sodium Record Diabetes: Tracking My Feelings Diabetes: Home Blood Sugar Diary Diabetes in Adults: Record of My High …
Medical tests
… Risks Results Test Overview A ferritin blood test checks the amount of ferritin in the blood. Ferritin is a protein in the body that binds to iron; … marrow. Only a small amount of ferritin is found in the blood. The amount of ferritin in the blood shows how much …
Health topics
… side. The right side of your heart receives oxygen-poor blood from your veins and pumps it to your lungs, where it … dioxide. The left side of your heart receives oxygen-rich blood from your lungs and pumps it through your arteries to … your body. Your heart has four separate chambers that pump blood, two on the right side and two on the left. How the …
