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FNA, Biopsy, CSF
FNA, Biopsy, CSF - VTT 226
| Question | Answer |
|---|---|
| What is an FNA? | Fine Needle Aspirate. Collecting cellular material by means of a needle and negative pressure in a syringe. |
| FNA supplies? | 20-22g needle, 6-12mL syringe, gloves, slides, prep supplies |
| FNA procedure? | Restraint will depend on the location. Sterile prep. Needle is pressed into area and redirected several times, while negative pressure is applied to syringe. |
| Making smears procedure? | Remove needle from syringe, pull back plunger and fill syringe with air, replace needle, aim bevel at slide at 45°, express air |
| What is a biopsy? | Removal of tissue to examine cells. |
| Punch biopsy supplies? | Punch tool, clippers, scrub, scissors, suture, formalin jar, +/- local anesthetic |
| What is a wedge biopsy also called? | Incisional biospy |
| What is a wedge biopsy? | A portion of the mass, area, or tissue is surgically removed using a scalpel blade. |
| What is a CSF? | Cerebrospinal Fluid Aspiration |
| How do you make an impression smear? | Slice mass with blade, to expose an internal surface. Blot until dry. Touch mass lightly to a clean glass slide, withdraw immediately. Make several slides. |
| What is a visceral core biopsy? | Basically FNAs of cavities or organs to obtain specimens from viscera and tissues. |
| Bone marrow sample sites? | Proximal humerous, proximal femur, wing of the ilium |