Description
Why It’s Done:
This test is crucial for diagnosing and managing infections involving sterile body fluids, which may indicate serious conditions such as:
• Peritonitis (infection in the abdominal cavity)
• Pleural effusion with suspected empyema (fluid around the lungs)
• Septic arthritis (joint infection)
• Meningitis (if cerebrospinal fluid is involved)
• Post-surgical or device-related infections
It helps clinicians:
• Identify the specific organism causing the infection
• Select the most effective antibiotic or antifungal treatment
• Prevent inappropriate antibiotic use and resistance
Preparation:
For patients:
• Usually, no special preparation like fasting is required.
• The sample is collected through a sterile procedure (e.g., thoracentesis, paracentesis, or joint aspiration), typically performed by a doctor.
• Inform your healthcare provider about any medications, especially antibiotics, being taken before the sample collection.
• If undergoing a fluid aspiration, follow your doctor’s instructions about pre-procedure steps, such as avoiding certain medications or arranging transportation post-procedure.
For healthcare staff:
