2) There may be crepitus and or blocking on pronation or supination (palm up or palm down of the wrist). The clinician may feel a positive piano key sign of the ulnar styloid and the phobia sign ...
student.ubc.ca The patient is a 24-year-old right-handed amateur female tennis player who presented with a 4-week history of progressively worsening left ulnar-sided wrist ... To assess the patient’s ...