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High Creatinine Levels: 9 Causes, When To Worry & Symptoms

Updated in 02-23-2024

High creatinine levels in the blood can occur from normal occurrences, like mild dehydration or eating more protein, but it can also be a sign of a more serious condition, like high blood pressure or a kidney infection. Learn about what causes high creatinine levels, how to treat it, and symptoms that can occur.

VDRL: What It's For, How It's Done, & Results

Updated in 02-19-2024

The VDRL test is used to diagnose or monitor syphilis. This test is typically ordered if this infection is suspected, or to determine the risk for syphilis in a pregnant woman. Learn more about how this test is done and what results mean.

Coombs Test: Direct & Indirect, How It's Done and Results

Updated in 02-15-2024

The Coombs test is typically ordered by the doctor to rule out or confirm hemolytic anemia, but it can also be used to identify other diseases. Two types can be ordered: a direct or indirect Coombs test. Check-out when a Coombs test is ordered, what the different types mean and how results are interpreted.

24 Hour Urine Test: Uses, How to Perform & Normal Levels

Updated in 02-15-2024

A 24-hour urine test evaluates different substances in the urine, such as clearance of creatine, albumin, and sodium. It is ordered to analyze kidney function and monitor disease progression or treatment. All urine in the period of 24 hours is collected in a special plastic container. Learn more about this test below.

ASO Titer (Antistreptolysin O Test): What It's For & Results

Updated in 02-13-2024

An ASO titer is a test performed to identify the presence of a toxin produced by Strep A. It is useful for the diagnosis of Streptococcus pyogenes infections and for investigating rheumatic fever. Learn more about what the ASO titer is for,.

AST/ALT Blood Test: What Is It For and Normal Levels

Updated in 01-29-2024

AST and ALT, also known as transaminases, are two hepatic enzymes that are usually measured in the blood to assess liver health and functioning. Get to know what can alter the AST and ALT blood levels .

ALT Blood Test: Normal Range & What High Levels Mean

Updated in 01-24-2024

An ALT blood test, also known as a TGP exam, is ordered to assess liver function. When ALT is high, it can be a sign of inflammation, hepatitis or cirrhosis. See what the result of the ALT blood test may indicate and what to do if it is abnormal.

Transferrin: What It's For, Normal Levels & High or Low Levels

Updated in 01-19-2024

Transferrin is a protein that transports iron to the tissues. The transferrin test is usually ordered together with iron and ferritin tests to confirm the presence of anemia and to identify the type the patient may have. Learn more about tr.

Leukocytes in Urine: Top 6 Causes, Tests & Normal Levels

Updated in 01-19-2024

Having some leukocytes in the urine is normal, however high levels can be a sign of infection or other disease, such as lupus, kidney problems or cancer. Learn about why leukocytes can appear in the urine, the symptoms that can present as a.

Amylase: Normal Levels & What Results Mean (High & Low)

Updated in 01-18-2024

O exame da amilase é feito com o objetivo de identificar doenças do pâncreas e avaliar a função desse órgão. Saiba mais sobre esse exame e o que significa quando o resultado está mais alto ou baixo que o normal.

Pulse Oximetry: How To Measure Oxygen (& Normal Levels)

Updated in 01-16-2024

Pulse oxymetry is measured using a small device that is generally placed on the tip of the finger. It allows you to measure saturation, which is the amount of oxygen circulating in the blood at a given time. Learn why saturation levels are important, how they can be measured and how to use a pulse oximeter.

High Platelet Count: Causes, Normal Levels & Treatment

Updated in 01-12-2024

A high platelet count can occur with exerce cising or after labor, and in these cases, high levels are expected. However, certain health conditions can also cause platelets to be high, like iron deficiency or some cancers. Learn more about what causes high platelets, what normal levels should be and how it is treated.

Prothrombin Time (PT): What Is It, Reference Range & Results

Updated in 01-08-2024

Prothrombin time is a test that evaluates the blood’s ability to clot and stop active bleeding. Normal levels are usually between 10 to 14 s in a healthy individual, but this can vary with medication use and other health conditions. Read more about what causes a high PT or low PT .

CA 125 Blood Test: What Is It, Uses & Normal Levels

Updated in 01-05-2024

The CA-15 blood test can be ordered as apart of routine screening, or if the doctor suspects ovarian cancer or endometriosis. Learn more about what CA-125 can identify, what it’s used for and how to interpret results .

Luteinizing Hormone (LH): Uses, Normal Levels & What Results Mean

Updated in 12-29-2023

Luteinizing hormone (LH) is produced by the pituitary gland and plays a fundamental role in female and male fertility. Learn more about what luteinizing hormone is, what it is for, normal levels and why it may be high or low.

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