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Body Cavity Fluids

Synonyms: Effusion, paracentesis, pleural fluid, thoracentesis, ascites, peritoneal fluid, pericardial fluid

•  Performing lab: Cytopathology (N018) Ext: 4-1550

• Availability: 8 a.m.-5 p.m. Monday-Friday
• Turnaround time: One to two working days
• Specimen type: Pleural fluid, peritoneal fluid, pericardial fluid, ascitic fluid
• Container: 50-1000 mL container with tight-fitting lid
• Volume: 50-1000 mL
  • Minimum volume: 5 mL

Storage information

• Immediate refrigeration. (N018-available 24 hours)

Specimen transport requirements

• Cytologic specimens should be labeled with printed barcoded labels (do not put label on tops)
• Placed in a biohazard bag and transported with the printed requisition to the Cytology Laboratory, N018
• Logged in and placed on the top shelf of the refrigerator

Causes for rejection

• Inadequate identification
• Improper fixation
• Specimen type not identified

More information

• Complete the non-gyn cytology order in Epic to include pertinent history, prior diagnostic/therapeutic procedures, X-ray, clinical findings and results of prior surgeries.
• Outreach facilities should use the preprinted “University Outreach Pathology Requisition” and submit with the sample.
• Indicate request for additional special stains or other procedures.
• Indicate if body fluid precautions are necessary.