Laboratory test
CSF / Pleural / Ascitic / Synovial Fluid
For CSF / Pleural / Ascitic / Synovial Fluid, the correct sample and collection method are essential. Some procedures require collection by a trained clinician in a medical facility rather than routine home pickup. Confirm clinical indication, sample handling and processing availability before proceeding.
Also known as
CSF analysis · Pleural fluid analysis · Ascitic fluid analysis · Synovial fluid analysis
- Sample
- Confirm with the laboratory
- Fasting
- Not required
- Expected report time
- Same day / 24 hours
- Parameters
- 22
What is the CSF / Pleural / Ascitic / Synovial Fluid?
CSF / Pleural / Ascitic / Synovial Fluid includes Fluid, Volume received, Appearance (Body Fluid), Colour (Body Fluid), Coagulum / clot and additional measurements listed below. The listed sample is Body Fluid (CSF / Pleural / Ascitic / Synovial). The parameter table provides the available units and method details. Discuss the measurements with your clinician in the context of the investigations requested.
What does the CSF / Pleural / Ascitic / Synovial Fluid measure?
22 parameters. Expand a group to see the measurements, units and available method details.
Other measurements22 parameters
| Parameter | Unit | LOINC |
|---|---|---|
| Fluid | ||
| Volume received | mL | |
| Appearance (Body Fluid) | ||
| Colour (Body Fluid) | ||
| Coagulum / clot | ||
| Total Cell Count (Body Fluid) | cells/µL | |
| RBC | cells/µL | 26455-6 |
| WBC | cells/µL | 26466-3 |
| Neutrophils | % | |
| Lymphocytes | % | |
| Other cells (monocytes, mesothelial, eosinophils) | % | |
| Protein (Body Fluid) | mg/dL | |
| Glucose (Body Fluid) | mg/dL | |
| ADA (adenosine deaminase) | U/L | |
| LDH | U/L | 2529-6 |
| Albumin (Body Fluid) | g/dL | 1749-1 |
| Gram Stain (Body Fluid) | ||
| AFB stain (Ziehl-Neelsen) | ||
| India ink (CSF) | ||
| Crystals (synovial) | ||
| Malignant cells | ||
| Comment (Body Fluid) |
The reference interval printed on your actual laboratory report governs interpretation. Intervals can vary by laboratory, method, age, sex and pregnancy. Methods can also vary by processing laboratory.
CSF / Pleural / Ascitic / Synovial Fluid: sample & preparation
Sample: Confirm with the laboratory. Fasting: Not required.
- Send the fluid to the laboratory immediately in a sterile, leak-proof, additive-free container labelled with the site and time of collection.
Frequently asked questions
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Book the CSF / Pleural / Ascitic / Synovial Fluid
22 parameters · No fasting required · Report time: Same day / 24 hours
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