o
stop NSAIDS 1
week before the procedure
o
suspend anticoagulant
drugs
o
No foods few
hours before the procedure
o
Investigations –
§ FBC
§ Clotting profile
o
Antibiotic prophylaxis
·
Instruments
o
22 to 25 gauge needles
o
10 or 20 ml syringes (+/- "pistol-grip" device)
·
Procedure
o +/-
topical local anesthetic (1% lidocaine)
o
minimum of two passes be made into various
portions of the nodule to decrease sampling error
o
Slides are rapidly fixed and stained
o
Other slides are
air dried and fixed in alcohol
o
Cell blocks
o
Slides sent to
cytopathologist with clinical and examination findings
Fine Needle Aspiration – 23-25 G
needle
Large Needle Biopsy – 16 -18 G
needle
Core Needle Biopsy – 14 G needle
No comments:
Post a Comment