9 results
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Posterior Elbow ... , neuropraxia (anterior ... interosseous nerve ... can't make A-OK sign ... #Dislocation #Posterior
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
& posterior) and ... sail sign or posterior ... dislocation, scaphoid ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
muscle, tendon, ligaments ... Structural damage to nerves ... muscles, tendons, ligaments ... #Diagnosis #signs ... #symptoms #msk
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
with radial head dislocation ... Exam: swollen elbow ... interosseous nerve ... Radiology #XRay #Diagnosis ... Orthopedics #Proximal #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
x-ray review alignment ... sail sign or posterior ... interosseous nerve ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
be a cause of anterior ... shoulder dislocation ... RHAGL) lesion: Posterior ... GAGL): "Reverse J sign ... #msk
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
hip dislocation ... hip dislocation ... shearing injury -> Ligaments ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK ... The "double PCL ... sign" is seen on ... Meniscofemoral ligament ... #msk
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Anterior Shoulder ... Dislocation - May ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam