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LDL cholesterol levels are the calculation of bad levels in your body while HDL is considered to by the levels of good cholesterol in your body. Good cholesterol ratings can be maintained with proper exercise and diet.

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Q: What is the difference between LDH and LDL cholesterol levels?
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Continue Learning about Chemistry

What does the abbreviation LDH mean?

Lactate Dehydrogenase


What color tube is used for LDH?

blue


A LDH blood test tests for what?

A LDH test is short for a test for Lactic Dehydrogenase test which is used by doctors to measure the amount and severity of tissue damage in an individual.


LDH isoenzymes?

DefinitionLDH isoenzymes is a test to check how much lactate dehydrogenase (LDH) is in the blood.Alternative NamesLD; Lactic (lactate) dehydrogenase isoenzymesHow the test is performedBlood is typically drawn from a vein, usually from the inside of the elbow or the back of the hand. The site is cleaned with germ-killing medicine (antiseptic). The health care provider wraps an elastic band around the upper arm to apply pressure to the area and make the vein swell with blood.Next, the health care provider gently inserts a needle into the vein. The blood collects into an airtight vial or tube attached to the needle. The elastic band is removed from your arm.Once the blood has been collected, the needle is removed, and the puncture site is covered to stop any bleeding.In infants or young children, a sharp tool called a lancet may be used to puncture the skin and make it bleed. The blood collects into a small glass tube called a pipette, or onto a slide or test strip. A bandage may be placed over the area if there is any bleeding.How to prepare for the testThe health care provider may tell you to stop taking certain medicines before the test.Drugs that can increase LDH measurements include anesthetics, aspirin, clofibrate, fluorides, mithramycin, narcotics, and procainamide.How the test will feelWhen the needle is inserted to draw blood, you may feel moderate pain, or only a prick or stinging sensation. Afterward, there may be some throbbing.Why the test is performedThis test is usually done when your doctor thinks you might have high LDH levels. Measurement of LDH isoenzymes helps determine the location of tissue damage.LDH is found in many body tissues like the heart, liver, kidney, skeletal muscle, brain, blood cells, and lungs.LDH exists in 5 forms, which differ slightly in structure.LDH-1 is found primarily in heart muscle and red blood cells.LDH-2 is concentrated in white blood cells.LDH-3 is highest in the lung.LDH-4 is highest in the kidney, placenta, and pancreas.LDH-5 is highest in the liver and skeletal muscle.All of these can be measured in the blood.What abnormal results meanBecause LDH can be found in many tissues in the body, total LDH is not specific for heart disease.Normally, the level of LDH-2 is greater than LDH-1. However, after a heart attack, LDH-1 is generally higher than LDH-2. This is called a "flipped" LDH pattern.The LDH level rises within 24 - 72 hours after a heart attack, peaks in 3 - 4 days, and returns to normal in about 14 days.Greater-than-normal LDH levels may suggest:Heart attackHemolytic anemiaHypotensionInfectious mononucleosisIntestinal ischemia (blood deficiency) and infarction (tissue death)Liver disease such as hepatitisMuscle injuryMuscular dystrophyPancreatitisLung tissue deathStrokeIschemic cardiomyopathyWhat the risks areThere is very little risk involved with having your blood taken. Veins and arteries vary in size from one patient to another and from one side of the body to the other. Taking blood from some people may be more difficult than from others.Other risks associated with having blood drawn are slight but may include:Excessive bleedingFainting or feeling light-headedHematoma (blood accumulating under the skin)Infection (a slight risk any time the skin is broken)ReferencesAbraham NZ Jr, Carty RP, DuFour DR, Pincus MR. Clinical enzymology. In: McPherson RA, Pincus MR, eds. Henry's Clinical Diagnosis and Management by Laboratory Methods. 21st ed. Philadelphia, Pa: Saunders Elsevier; 2006:chap 20.


Lactate dehydrogenase test?

DefinitionThe lactate dehydrogenase (LDH) test measures the amount of LDH in the blood.See also: LDH isoenzymesAlternative NamesLDH test; Lactic acid dehydrogenase testHow the test is performedThe health care provider will take blood from a vein or from your heel, finger, toe, or earlobe.The blood sample is sent to a laboratory, where it is placed in a machine called a centrifuge. The machine quickly spins the blood, which causes the liquid part (the serum) to separate from the cells. The LDH measurement is done on the serum.How to prepare for the testYour health care provider may ask you to stop taking drugs that may affect the test. Drugs that can increase LDH measurements include anesthetics, aspirin, clofibrate, fluorides, mithramycin, narcotics, and procainamide.Why the test is performedLDH is most often measured to check for tissue damage. The enzyme LDH is in many body tissues, especially the heart, liver, kidney, skeletal muscle, brain, blood cells, and lungs.Other conditions under which the test may be done:Anemia of vitamin B-12 deficiencyMegaloblastic anemiaPernicious anemiaNormal ValuesA typical range is 105 - 333 IU/L (international units per liter).Normal value ranges may vary slightly among different laboratories. Talk to your doctor about the meaning of your specific test results.What abnormal results meanHigher-than-normal levels may indicate:Blood flow deficiency (ischemia)Cerebrovascular accident (such as a stroke)Heart attackHemolytic anemiaInfectious mononucleosisLiver disease(for example, hepatitis)Low blood pressureMuscle injuryMuscular dystrophyNew abnormal tissue formation (usually cancer)PancreatitisTissue deathIf the LDH level is raised, your doctor may order an LDH isoenzymes test.ReferencesAbraham N, Carty R, DuFour D, Pincus M. Clinical enzymology. In: McPherson R, Pincus M, eds. Henry's Clinical Diagnosis and Management by Laboratory Methods. 21st ed. Philadelphia, Pa: Saunders Elsevier; 2006:chap 20.Schwartz R. Autoimmune and intravascular hemolytic anemias. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier; 2007:chap 164.Gregg X, Prchal JT. Red Blood Cell Enzymopathies. In: Hoffman R, Benz EJ, Shattil SS, et al, eds. Hematology: Basic Principles and Practice. 5th ed. Philadelphia, Pa: Elsevier Churchill Livingstone; 2008:chap 45.

Related questions

What could cause an elevated LDH?

Elevated LDH levels can mean that you:(a) are experiencing hemolysis or the breakdown of red blood cells in your body tissues which contain LDH(b) if your levels remain high for up for several days, it could mean a myocardial infarction (heart attack) is on the way.(c) If your blood sample was incorrectly handled, the results may show that you have high levels of LDH even if you don't. This may be due to erythrocyte damage.(d) High levels of LDH may also indicate the presence of cancer cells, which destroy red blood cells found in your body tissues and release LDH into the blood stream.(e) In empyema, the LDH levels generally will exceed 1000 units per liter. Empyema is when fluid fills your lungs, leading to an infection.(f) viral meningitis (easily spreads through crowded population, such as college campuses and large urban areas)(g) encephalitis (caused by moquitoes that carry the disease)Source(wikipedia)


What is LDH and HDL?

LDL stands for Low Density Cholesterol and can be referred as the "bad" cholesterol, the one that end up clogging your arteries HDL is the opposite, High Density Cholesterol, Referred as the "good" cholesterol it helps in washing away the bad one lodged in your blood vessel


How do you raise ldh levels?

Since high LDH is associated with many potential disease states and low LDH is not, it is largely ignored by he medical community, even more so now that low LDH has been identified with specific genes. Symptoms range from muscle pain when exercising to merely having muscles that seem to take awhile to warm up and may get stronger over long periods of exercise. The latter is true because intense or prolonged exercise is thought to elevate LDH levels in some people, perhaps bringing one's level back into a normal range temporarily. As one who has had LDH levels below the bottom end of the normal range ever since LDH began showing up on chem screens, I have found that daily exercise is helpful. Beyond that, I have not found any food or supplement that I am certain is helpful. Please experiment, though, let the rest of us know if you find something that helps. High doses of vitamin C and other substances can depress LDH test results but that is a different matter.


Cause of high ldh?

very much so.


Monitor Your Cholesterol Levels Online?

When should you begin having regular cholesterol screenings? The medical community has no hard and fast rules, but certainly if you are a man between the ages of 35 and 65, or a woman between the ages of 45 and 65, it�s a good idea to have a cholesterol test at least once a year. If you have a family history of cardiac disease, smoke or are significantly overweight, your physician may want to begin monitoring your cholesterol levels even sooner: There is a close correlation between cholesterol levels and heart health. A basic cholesterol test measures two things: total cholesterol and HDL (high-density lipoprotein) cholesterol From these two pieces of information, your cholesterol ratio can be calculated. This is useful data, but your physician will need far more information before he or she can make an informed decision about whether to treat you for elevated cholesterol. Lipoprotein analysis, often called a fasting cholesterol test, measures LDL (low-density lipoproteins) and triglycerides, in addition to HDL and cholesterol levels. Cholesterol molecules are insoluble in blood because they are so fatty. When the body needs to transport cholesterol from one site to another, it enlists the services of complex molecules called lipoproteins. LDL is a lipoprotein that targets blood vessels where it frequently becomes trapped, forming plaque. Over time, plaque narrows the lumen of these blood vessels, putting an additional strain on the heart. For this reason, LDL is called �bad cholesterol.� HDL, on the other hand, targets the liver where cholesterol is actively removed from the blood stream. For this reason, HDL is called �good cholesterol.� Graphing cholesterol, LDL, HDL and triglyceride levels from year to year by means of a cholesterol levels chart is an easy and convenient way to keep track of overall trends. Many online healthcare websites allow users to do this. Trends are often far more useful to health status than any single set of numbers. If having your cholesterol test or lipoprotein analysis through the laboratory associated with your physician�s practice is too expensive, many chain pharmacies and supermarkets periodically offer cholesterol screenings, either for free or at a significantly reduced cost. Even if a single visit to your physician is an expense you can�t handle, don�t use that as an excuse not to monitor your cholesterol. You can always have the blood work done at the pharmacy or supermarket. You can then track the overall trends yourself through an online cholesterol levels chart. While you can�t prescribe yourself medications, you can begin making lifestyle changes and taking nutritional supplements such as garlic (found to lower levels of LDH and triglycerides in a 2000 National Institute of Health study.) If your levels are trending on the high side, you would be well advised to visit your physician and review your treatment options, however high the cost.


What can cause high AST and LDH in liver function test?

In my case, I was told "non-alcoholic fatty liver." High blood cholesterol may cause high SGOT/AST and a specific LDH "type" (they can tell from whence the LDH originates) may be elevated. If they said liver, then fatty liver is usually the culprit. Habitual alcohol or certain medication use may cause fatty liver as well. Losing weight is said to help lower those two. Lowering blood cholesterol is important to help the "fatty liver" lessen it's load. In my case, years pass and more bloodwork reveals the same, plus leukemia and lymphoma. I am in poor general health, so I think the high AST & LDH are from the fatty liver and not the cancers. A CBC will inform your doctor if there are abnormalities that would point him/her away from fatty liver.


What tube is used for LDH?

blue


What does the abbreviation LDH mean?

Lactate Dehydrogenase


What measure CPK and LDH?

serum enzyme tests


What color tube is used for LDH?

blue


When heart attack occurs heart tissue enzyme begin to show up in the bloodstream on the third day physicians expect to find what?

Physicians expect to find increasing levels of lactate dehydrogenase (ldh).


A LDH blood test tests for what?

A LDH test is short for a test for Lactic Dehydrogenase test which is used by doctors to measure the amount and severity of tissue damage in an individual.