Elbow

Question 1

Ulnar nerve sites of compression

MAG CUT G

Answer 1

Medial Intermuscular septum
Arcade of Struthers
Groove of epicondyle (Spurs, HO, anconeus epitrochlearis)
Cubital tunnel (between MCL and Osborne’s fascia)
FCU heads
Tardy from cubitus valgus
Guyon’s canal (Z1: superficial and deep, Z2: deep only, Z3: superficial only)

Question 2

Boundaries of cubital tunnel

Answer 2

Roof: FCU fascia and Osborne’s ligament (from epicondyle to olecranon

Floor: MCL (posterior and transverse bands) and joint capsule

Walls: Medial epicondyle and olecranon

Question 3

Boundaries and contents of AnteCubital Fossa

Answer 3

Brachioradialis: lateral border
Pronator teres: medial border
Distal humerus: proxial border

Contents:
Radial nerve: most lateral
Biceps tendon: lateral
Brachial artery: middle
Median nerve: medial

Question 4

Median nerve sites of compression

Answer 4

Supracondylar process
Ligament of Struthers
Bicipital aponeurosis
Pronator teres (between ulnar and humeral heads)
FDS aponeurotic arch
Carpal tunnel