Proximity of the Sciatic Nerve in Relation to the Posterior Approach to the Hip, and its Relationship to Femoral Head Size

The posterior approach to the hip joint involves operating in close proximity to the sciatic nerve. Iatrogenic injury to the sciatic nerve has been reported to occur in 0.6 -1.9% of cases Stretching, transection or suturing of the nerve may occur during access or while closing the capsule and short external rotators to the hip.