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Fine Needle Aspiration
(Clinician obtains sample)
- Synonyms: FNA, needle aspiration, transbronchial needle aspiration, percutaneous needle aspiration.
- 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: Fine needle aspiration (breast, lung, liver, thyroid, pancreas, lymph node, salivary gland, etc.)
- Container: Slide folders, 15 mL containers with RPMI (refrigerated) and other smear making materials are provided by the cytopathology laboratory.
- Volume: 1-20 slide(s)
- Minimum volume: 1 slide
Special instructions
- Call the cytopathology laboratory (984-1550) in advance to schedule procedure with pathologist and/or cytotechnologist for slide preparation with or without rapid adequacy evaluation.
- Wait for pathologist or cytotechnologist to arrive before procuring the aspirate, or the sample may clot within the needle or syringe.
- Prepare an equal number of air-dried smears and alcohol or spray-fixed smears.
- Upon completion of making smears, rinse needle in the RPMI provided by the laboratory.
Storage information
- Refrigeration. (N018 - available 24 hours)
Specimen transport requirements
- Slides prepared on site must have two identifiers (patient name, MR #, birthdate, etc) and should be sent to the laboratory in a slide folder. Only labeling the slide holder is not acceptable.
- Fresh cytologic specimens (needle rinse) should be submitted in RPMI and labeled with printed barcoded labels.
- They should be 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 and, if possible, a differential diagnosis.
- 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.