8 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
& Ulnar Fractures ... • Extension of ... wrist & MCP joint ... & Ulna Fractuers ... & Ulna Fractures
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
flexion and extension ... dislocation, distal radius ... or ulna fractures ... #Wrist #Carpal ... #Orthopedics #Sports
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
C7 Radial Nerve ... Wrist Extension ... C6 Radial Nerve ... Fingers Abduction T1 Ulnar ... #Orthopedics #Neurology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... fracture (scaphoid ... styloid fracture ... #Carpal #Radiology ... #Orthopedics #Sports
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Tenderness to anatomic ... box, pain with wrist ... extension • Possible ... injuries: distal radius ... #Orthopedics #Sports
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Extensor Carpi Ulnaris (ECU) Synergy Test for ECU Tendinitis

With the patient's hand supinated, the examiner grasps
Extensor Carpi Ulnaris ... The patient radially ... along the dorsal ulnar ... aspect of the wrist ... #orthopedics #sports
Hand X-Ray Anatomy and Interpretation Checklist
1. Soft tissues - Look carefully at the soft tissue over
into the hand and wrist ... In case of a fracture ... radiograph - the radius ... and ulna is also ... proximal to the carpal