Question

What are the landmarks for the posterior approach for sciatic nerve block?

Answer 1

The landmarks for the posterior approach for sciatic nerve block are the lesser sciatic notch and greater sciatic notch on the posterior margin of the hip bone, specifically the ischium. The ischial spine separates these two notches.

Step-by-step explanation:

The landmarks for the posterior approach for sciatic nerve block include the lesser sciatic notch and greater sciatic notch. These notches are located on the posterior margin of the hip bone, specifically the ischium. The ischial spine separates the greater and lesser sciatic notches.