18 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... no longer sitting ... fracture, median nerve ... #Carpal #Radiology
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... "Terry Thomas" sign ... bones should be ... onto outstretched hand ... #Radiology #XRay
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... ulna, pain with wrist ... Discharge with orthopedic ... #Carpal #Radiology
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... fracture, median nerve ... injury, acute carpal ... reduction using finger ... Colles #Distal #Radiology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Pronation - C7, C8 Wrist ... , C8 (radial) Finger ... Carpal Tunnel Syndrome ... Anterior Shoulder
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
forearm supination → wrist ... dorsiflexion/finger ... extension → shoulder ... #ULNT2 #ULTT2 #clinical ... #sports #msk #orthopedics
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Neuropathy Shoulder ... forearm supination → wrist ... dorsiflexion/finger ... #ULNT1 #ULTT1 #clinical ... #sports #msk #orthopedics
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
Nerve Injury ... #Injury #Finger ... #Hand #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
Hamate Fracture on Wrist X-Ray

- point tenderness over the hamate should raise suspicion for a fracture,
Hamate Fracture on Wrist ... over the hamate should ... negative a CT should ... with associated signs ... Fracture #WristXRay #Radiology
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
small joints (wrists ... Stimulation of nerve ... boggy" joints, esp carpal ... ulnar drift of fingers ... Extra-articular signs