1.PURPOSE
To prepare the Smears as per standard text literature & Manufacture’s guidelines.
2.STAFF RESPONSIBLE
Resident doctor
3.PRINCIPLE
NA
4.PERFORMANCE SPECIFICATION
NA
5.SAMPLE
NA
6.TYPE OF CONTAINER
NA
7.EQUIPMENT AND REAGENT USED
EQUIPMENTS
Standard disposable 18-22 Gauze, 90 mm disposable lumbar puncture needle with trocar is suitable
10 cc Disposable Syringes.
Disposable slides.
0.2mm cover slip.
Diamond pencil for labeling the slides.
REAGENTS
Stains
H & E. Stain
Giemsa Stain
PAP Stain
8.CALIBRATION PROCEDURE
When new residents come, they observe the procedure of FNAC for 3 days and then they perform FNAC under the observation of a senior resident for 4 days.
After 1 wk of training, they are allowed to perform FNAC independently.
10. PROCEDURE (STEPS)
PATIENT PREPARATION
Explain procedure to patient to get his/her written consent and cooperation.
Procedure is usually carried out as per position given by radiologist to the patient.
Disinfect the skin using the spirit swab.
Pre aspiration sedation is rarely necessary and the only in deep aspiration in anxious or agitated patients.
PROCEDURE
Experienced radiologist find out lesion where FNAC has to be done.
With the help of USG probe, operator position the needle within the target tissue.
Pull the plunger to apply the negative pressure.
Move the needle back and forth inside the target, so good part of aspirate is often drawn into the hub of needle.
Release the negative pressure while needle remains in target tissue and withdraw the needle.
Needle is detached and air is drawn into syringe.
Blow sample on microscopy slide and with the help of other slides,spread the material.
11. QUALITY CONTROL PROCEDURE
NA
13. REFERENCE INTERVALS
NA
14. TAT FOR TEST
Half hour
15. LABORATORY INTERPRETATION
NA
16. ALERT CRITICAL VALUE
NA
17.SAFETY PRECAUTION
Universal safety precaution (Biosafety manual).
18.VALIDATION OF RESULTS TO BE DONE BY
By authorized signatories &Assistant Technical manager.
19.REVIEW, RECORDS & RECOMMENDATION
As per ISO:15189 Guidelines Clause 4.13 & NABL 112
20.Reference
Fine Needle Aspiration Cytology, 4th edition, Svante R. Orell