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Number of red blood cells in the blood

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Red blood cell disorders

Measures: Number of red blood cells in the blood

Identifies: Red blood cell disorders

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What is the maximum days the report can be obtained for the test

The maximum days the report can be obtained for the test 5-Hydroxyindoleacetic Acid (5-HIAA) 24hrs Urine Test is typically within 5-7 business days. However, this may vary depending on the specific laboratory and testing facility.

What are the prerequisites for the test 5-Hydroxyindoleacetic Acid (5-HIAA ) 24hrs Urine Test

  • Collect urine for 24 hours.
  • Avoid foods high in serotonin, such as bananas, pineapples, plums, eggplants, tomatoes, and walnuts, for at least 48 hours before starting the test.
  • Avoid medications that can affect test results, such as antidepressants, antipsychotics, and certain antihypertensive drugs, for at least 48 hours before starting the test.
  • Inform your healthcare provider about any medications or supplements you are taking before starting the test.

What are the measure values for the test 5-Hydroxyindoleacetic Acid (5-HIAA ) 24hrs Urine Test

  • Normal Range: 2 - 8 mg/24 hours
  • Borderline High: 8 - 16 mg/24 hours
  • High: >16 mg/24 hours

What does this test 5-Hydroxyindoleacetic Acid (5-HIAA ) 24hrs Urine Test identify?

  • Test Name: 5-Hydroxyindoleacetic Acid (5-HIAA) 24hrs Urine Test
  • Purpose: This test is used to measure the levels of 5-HIAA in a person's urine over a 24-hour period. 5-HIAA is a breakdown product of serotonin, a neurotransmitter that helps regulate mood, appetite, and sleep. Elevated levels of 5-HIAA may indicate the presence of a carcinoid tumor, a type of neuroendocrine tumor that can produce excess serotonin.
  • Procedure: The patient will collect all urine produced over a 24-hour period in a special container provided by the healthcare provider. The urine sample is then sent to a laboratory for analysis.
  • Interpretation: Normal levels of 5-HIAA in the urine are typically less than 10 mg/24h. Elevated levels may indicate the presence of a carcinoid tumor. It is important to consult with a healthcare provider for proper interpretation of the test results.

Why is this test 5-Hydroxyindoleacetic Acid (5-HIAA ) 24hrs Urine Test taken?

  • Test Name: 5-Hydroxyindoleacetic Acid (5-HIAA) 24hrs Urine Test
  • Purpose: This test is taken to measure the levels of 5-HIAA in the urine over a 24-hour period. 5-HIAA is a breakdown product of serotonin, a neurotransmitter that helps regulate mood and behavior. High levels of 5-HIAA in the urine may indicate the presence of certain types of tumors, such as carcinoid tumors, that produce excess serotonin.
  • Procedure: The patient collects all urine produced over a 24-hour period in a special container provided by the healthcare provider. The urine sample is then sent to a laboratory for analysis.
  • Preparation: The patient may be instructed to avoid certain foods, medications, and activities that can affect serotonin levels before the test. It is important to follow all instructions provided by the healthcare provider to ensure accurate results.
  • Results: The results of the 5-HIAA 24hrs Urine Test can help healthcare providers diagnose and monitor conditions related to serotonin production, such as carcinoid tumors. Abnormal results may require further testing and evaluation.

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