7 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral ... associated injuries: Carpal ... #Carpal #Radiology ... #XRay #Diagnosis ... #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
duck sign" on lateral ... Complications are ... dislocation, distal radius ... #XRay #Diagnosis ... #Sports #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
/lateral epicondyle ... > radial head > ... Posterior long arm ... Radiology #XRay #Diagnosis ... #Sports #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Pronation - C7, C8 Wrist ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm
Labral tear - O'Brien Test - 1. Position patient's shoulder in 90 degree flexion, elbow extended,
degree flexion, elbow ... Repeat with arm ... supinated (thumb up) #Diagnosis ... #Ortho #Sports ... #Test #OBrien #ALiEM
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Unresponsive wakefulness syndrome ... • Locked-in syndrome ... Decorticate posturing: Arms ... flexed at the elbow
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
Extensor Carpi Ulnaris ... extends from the elbow ... ECU Subluxation diagnosed ... relevant body parts ... physicalexam #video #Orthopedics