13 results
Bicep muscle injury - Yergason Test - 1. Position patient's elbow at 90 degrees with thumb
Bicep muscle injury ... resistance (holding at wrist ... ) #Diagnosis #Ortho ... #Sports #Bicep ... #ALiEM
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
fracture, median nerve ... injury • ED ... Carpal #Radiology #XRay ... #Orthopedics #Sports ... #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anterior interosseous nerve ... Posterior long arm ... #Diagnosis #Management ... #Orthopedics #Sports ... #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
rotated, extended arm ... injuries: Axillary nerve ... #Diagnosis #Management ... #Orthopedics #Sports ... #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
onto outstretched hand ... brachial artery injury ... Posterior long arm ... #Diagnosis #Management ... #Orthopedics #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... aracteristic "claw hand ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... onto outstretched hand ... Carpal #Radiology #XRay ... #Orthopedics #Sports ... #MSK
Labral tear - O'Brien Test - 1. Position patient's shoulder in 90 degree flexion, elbow extended,
Position patient's shoulder ... degree flexion, elbow ... Repeat with arm ... #Ortho #Sports ... #OBrien #ALiEM
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
onto outstretched hand ... Exam: swollen elbow ... Posterior long arm ... Ulnar #Radiology #XRay ... #Diagnosis #Management
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Pathophysiology: • Severe injury ... Awareness • Injury ... threat Cranial Nerves ... flexed at the elbow