17 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... • Due to injury ... extension • Possible ... #Orthopedics #Sports ... #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... , median nerve injury ... #Wrist #Carpal ... #Orthopedics #Sports ... #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
rotated, extended arm ... Axillary nerve injury ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Chronic Shoulder Pain - Differential Diagnosis Algorithm
4 tests for the AC joint:
1. Direct palpation
2. Cross-arm shoulder
Cross-arm shoulder ... abduction 3. ... extension after ... cross-arm test ... #Algorithm #MSK
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
and Hip) - Diagnosis ... ) Shoulder Reduction ... elbow fully as a test ... of dash board injury ... EXTERNAL ROTATION, EXTENSION
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
spared in this injury ... Carpal Tunnel Syndrome ... Dislocation - May ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
flexion and extension ... injuries: Perilunate dislocation ... #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
shoulder external ... forearm supination → wrist ... → shoulder abduction ... #physicalexam #sports ... #msk #orthopedics
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
abduction → forearm ... supination → wrist ... → shoulder external ... #physicalexam #sports ... #msk #orthopedics
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
• PIP joints are ... Hyperextension injury ... Digital block and reduction ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK