Description
Blood, NA, Fasting or Non Fasting: As suggested by doctor
Sample Required:
For the SAAG (Serum-Ascites Albumin Gradient) test, both a blood sample and an ascitic fluid sample are required. The blood sample is obtained by drawing blood from a vein in your arm, and the ascitic fluid sample is obtained by inserting a needle into the abdominal cavity to collect the fluid.
Test Time:
The test results are usually available within a few hours to a few days, depending on the laboratory.
Test Normal Range:
The normal range for the Serum-Ascites Albumin Gradient (SAAG) is typically greater than or equal to 1.1 g/dL.
What is the test?
The SAAG test is used to evaluate the cause of ascites, which is the abnormal accumulation of fluid in the abdominal cavity. It measures the difference in albumin levels between the blood and the ascitic fluid. The SAAG value helps differentiate between portal hypertension (high SAAG) and non-portal hypertension causes (low SAAG) of ascites.
Test Procedure:
To perform the SAAG test, a blood sample and an ascitic fluid sample are collected. The blood sample is analyzed for albumin levels, and the ascitic fluid sample is analyzed for total protein levels. The SAAG value is calculated by subtracting the ascitic fluid protein level from the serum albumin level.
When to take the test?
The SAAG test is typically performed when a person presents with ascites, as it helps determine the underlying cause. It may be ordered as part of the diagnostic workup for liver diseases, such as cirrhosis or portal hypertension.
Who should take this test?
Individuals who have been diagnosed with ascites or have signs and symptoms suggestive of ascites, such as abdominal distension, weight gain, or swelling, may be recommended to take the SAAG test. It is commonly ordered by healthcare providers specializing in gastroenterology or hepatology.
Precautions for exceptional cases (pregnancy, etc.):
If you are pregnant or have any other medical conditions, it is important to inform your healthcare provider before undergoing the SAAG test. They will provide specific instructions or precautions based on your individual situation.