11 results
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
dislocated major joint ... most common major joint ... #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... • Due to injury ... injuries: distal radius ... #Radiology #XRay ... Orthopedics #Sports #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
distal radioulnar joint ... , elbow dislocation ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
, median nerve injury ... #Wrist #Carpal ... #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
ligaments (prevent radial ... Hyperextension injury ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Exam: swollen elbow ... syndrome, ligamentous injury ... Forearm #Ulnar #Radiology ... #XRay #Diagnosis ... Orthopedics #Proximal #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... spared in this injury ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
anterior shoulder dislocation ... capsuloligamentous injury ... shoulder #clinical #mri ... #clinical #Radiology ... #diagnosis #msk
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... • Bursitis • IBD ... • Sciatica • Tarsal ... lower #extremity #msk ... #physicalexam
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
anterior glenohumeral joint ... Similar injury to ... lesion #clinical #mri ... #clinical #Radiology ... #diagnosis #msk