Lab Draw Station - Quest Imaging Stockdale (2024)

FAQs

What does gray mean on Quest lab results? ›

Definition and construction of the grey zone. We define the grey zone of a quantitative test as an area of. values where the discriminatory performance is 'insufficient', in. the sense that a value in the grey zone does not allow the target. disease to be scored as either present or absent.

Aldolase Blood Test (Quest)

This test measures Aldolase levels in the blood. Aldolase is an enzyme which is primarily found in muscle tissue. Elevated Aldolase levels are usually indicative of muscle or liver damage.

Diagnostic Errors

Quest Diagnostics is regularly sued for lab errors and other diagnosis failures that, in worst-case scenarios, ended in the patient dying from either their original illness or a reaction from using the wrong medication.

You will need a lab code and bill number. Both are located on a bill you've received.

Flag A denotes adjusted lab test results.

If your blood counts fall outside of the normal range, which is shown in the “Reference interval” column, their values will be reported in the “Flag” column with an 'L' for low and an 'H' for high. The example CBC below shows that white blood cells, red blood cells, and platelets are all low.

Elevated aldolase levels may be seen in conditions such as damage to the skeletal muscle (trauma), dermatomyositis, polymyositis, infectious mononucleosis, muscular dystrophy, myocardial infarction, nonspherocytic hemolytic anemia, viral / auto-immune hepatitis or hepatic cancer, colon cancer, pancreatic cancer, ...

Normal results range between 1.0 to 7.5 units per liter (0.02 to 0.13 microkat/L). There is a slight difference between men and women. Normal value ranges may vary slightly among different laboratories. Some labs use different measurements or test different samples.

Increased levels of this enzyme may indicate a serious health problem. Elevated aldolase is usually a sign of muscle or liver damage. For example, muscle damage from a heart attack releases aldolase in large quantities. Liver damage, such as hepatitis or cirrhosis, raises aldolase levels as well.

Are Quest's lab tests the same lab tests that doctors and hospitals use? Yes. Our lab tests are the same lab tests trusted by doctors and hospitals across the U.S. and are performed in laboratories that are CLIA-certified.

Is Quest Diagnostic better than Labcorp? ›

Conclusion: Choosing between Labcorp and Quest Diagnostics ultimately depends on your specific healthcare needs, location, and personal preferences. Both labs are reputable, offer a wide range of services, and maintain high standards of quality and accuracy.

If you have a MyQuest account, your test results will be delivered to your account as soon as they are available. This is generally 2-5 business days from the time the sample is received, depending on your test.

Why have I received a bill from Quest Diagnostics? The bill you received is for laboratory services provided by Quest Diagnostics, which were ordered by your physician.

We are connected with Quest's national hub, and joint ventures and partner sites such as SonoraQuest and the Nichols Institute are not connected with the national hub. Therefore, if you visit one of these locations, results may be delayed and may not be routed through our system as normal.

We define the grey zone of a quantitative test as an area of values where the discriminatory performance is 'insufficient', in the sense that a value in the grey zone does not allow the target disease to be scored as either present or absent.

Gray top tube with potassium oxalate/sodium fluoride: used for lactic acid testing and other plasma or whole blood determinations. Yellow top tube with ACD (acid citrate dextrose) Solution A or B: used for whole blood determinations including flow cytometry and tissue typing assays.