Obturator Nere

Question 1

Anatomy

Answer 1

MOTOR & SENSORY
From L2-L4 within psoas muscle
Passes thru obturator canal and divides into anterior and posterior branch
-Ant -> adductor longus, adductor brevis, gracilis
-Post -> obturator externus, adductor magnus
Sensory to skin at medial thigh proximal to knee

Question 2

Origins of mechanical irritation

Answer 2

Surgical procedure/THA
Pelvic trauma
Periarticular cysts
Osteitis pubis 
Obturator hernia
Psoas compression

Question 3

Examination

Answer 3

Valsalva
MLT psoas 
MMT adductors 
History of area affected by s/s
Pain primary complaint from groin to inner thigh, not relieved by rest

Question 4

Treatment

Answer 4

address psoas impairments, educate on diaphragmatic breathing and TA activation for stabilization, adductor strengthening, hip mobilization