What is the capillary action technique?
up/down needle motion
What size needles do you use for a Fine needle Aspiration?
Higher gauge
thin 20-25 gauge
reduces trauma to cells
What are needles coated with so we can see them with US?
Teflon
what do you use for a core biopsy?
automated spring loaded biopsy gun
provides a core for histology
14-20 gauge
can be used in conjunction with FNA
What are the three different types of needles?
slide 16