Ulnar sided wrist pain academics

Question 1

major stabilizers of the DRUJ

Answer 1

dorsal and colar radioulnar ligaments
secondary: foveal insertion of TFCC is most important, ECU subsheath

Question 2

ECU contribution to ulnar sided wrist pain

Answer 2

ECU sheath sugments dorsal capsule
ecu pronates the triquetrum in the proximal carpal row

Question 3

XRs for ulnar variance

Answer 3

elbow at 90degrees, palm flat on the plate, PA view of the wrist

Question 4

Which tendon is more commonly injured in ulnar sided wrist pain

Answer 4

ECU» FCU

Question 5

Volar sag of the radius and supination of the wrist can be seen in what condition?

Answer 5

Rheumatoid arthritis

Question 6

Clinical exam findings differing between Guyon’s and Cubital tunnel

Answer 6

Dorsal hand sensation spared, motor FDP to the ring and small spared