What Do They Look For In Blood Test Results?

What does a blood count test look for?

A complete blood count (CBC) is a blood test used to evaluate your overall health and detect a wide range of disorders, including anemia, infection and leukemia.

A complete blood count test measures several components and features of your blood, including: Red blood cells, which carry oxygen..

What can affect blood test results?

Lots of things can affect certain lab test results, like:Intense physical activity.Some foods (like avocados, walnuts, and licorice)Sunburn.Colds or infections.Having sex.Some medications or drugs.

How do I find out my blood lab results?

The test to determine your blood group is called ABO typing. Your blood sample is mixed with antibodies against type A and B blood. Then, the sample is checked to see whether or not the blood cells stick together. If blood cells stick together, it means the blood reacted with one of the antibodies.

How do I read my diabetes blood test results?

A blood sugar level less than 140 mg/dL (7.8 mmol/L) is normal. A reading of more than 200 mg/dL (11.1 mmol/L) after two hours indicates diabetes. A reading between 140 and 199 mg/dL (7.8 mmol/L and 11.0 mmol/L) indicates prediabetes.

What should you not do before a blood test?

Why do I need to fast before my blood test? If your health care provider has told you to fast before a blood test, it means you should not eat or drink anything, except water, for several hours before your test. When you eat and drink normally, those foods and beverages are absorbed into your bloodstream.

What does a routine blood test check for?

A typical routine blood test is the complete blood count, also called CBC, to count your red and white blood cells as well as measure your hemoglobin levels and other blood components. This test can uncover anemia, infection, and even cancer of the blood.

How do you read blood test results?

8. The complete blood count, or CBC test, looks at the red blood cells, white blood cells and platelets.Normal for red blood cell count: 3.90-5.72 trillion cells/L.Normal for white blood cell count: 3.5-10.5 billion cells/L.Normal for platelet count: 150-450 billion/L.Normal for hemoglobin: 12.0-17.5 grams/dL.More items…•

Why are my blood test results taking so long?

There are indeed a variety of reasons the results may be delayed (lab error, clerical error, dropped the vial of blood, staffing issues, equipment issues, etc., etc., etc.).

What does it mean when your blood test shows inflammation?

A high level of CRP in the blood is a marker of inflammation. It can be caused by a wide variety of conditions, from infection to cancer. High CRP levels can also indicate that there’s inflammation in the arteries of the heart, which can mean a higher risk of heart attack.

Can a blood test show heavy drinking?

Blood tests are one of the most reliable methods for detecting heavy alcohol consumption. They can also effectively measure blood alcohol level (BAC).

How do I read my urine test results?

Dipstick testAcidity (pH). The pH level indicates the amount of acid in urine. … Concentration. A measure of concentration, or specific gravity, shows how concentrated particles are in your urine. … Protein. Low levels of protein in urine are normal. … Sugar. … Ketones. … Bilirubin. … Evidence of infection. … Blood.

What does an abnormal blood count mean?

Abnormal amounts of these components can lead to several symptoms and health problems. These abnormalities can also be caused by an underlying disease. Abnormal blood counts are common and are often very treatable. In rare cases, an abnormal blood count can indicate an immune disorder or a cancer.

Will doctors call if your results are bad?

If a normal or negative test result comes back, the physician can telephone the patient with the “good news,” and patients have the option of canceling the follow-up appointment. Although it is preferable to give bad news face-to-face, there may be times when giving bad news over the phone is unavoidable.

What infections show up in blood tests?

Blood tests aren’t always accurate right after contracting an infection….The following STDs can be diagnosed with blood tests:chlamydia.gonorrhea.herpes.HIV.syphilis.

What cancers can be detected by blood test?

The blood test identified breast, lung, and colorectal cancers, for which there are recommended screening tests. But it also identified seven other cancer types for which no screening tests exist.