23 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Injury Manifested ... to make the OK sign ... #OK #Sign #OKSign ... #clinical #video ... #msk #sports #neurology
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
• Mechanism: fall ... anterior interosseous nerve ... can't make A-OK sign ... #Orthopedics #Sports ... #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
anterior sail sign ... • Mechanism: Fall ... (LCL > MCL), coronoid ... radioulnar joint injury ... #Orthopedics #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
spacing between all ... • Due to injury ... spacing between all ... #Orthopedics #Sports ... #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... • Mechanism: Fall ... anterior interosseous nerve ... brachial artery injury ... #Orthopedics #MSK
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
Nerve Injury ... will not be able ... #PhysicalExam #clinical ... #video #sports ... #msk #orthopedics
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Neuropathy Elbow ... #ULNT2 #ULTT2 #clinical ... #physicalexam #sports ... #msk #orthopedics ... #neurology #ULNT
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Exam: swollen elbow ... posterior interosseous nerve ... syndrome, ligamentous injury ... (LCL) • ED Management ... Orthopedics #Proximal #MSK
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
external rotation → elbow ... #ULNT1 #ULTT1 #clinical ... #physicalexam #sports ... #msk #orthopedics ... #neurology #ULNT
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
• Mechanism: Fall ... fracture, median nerve ... injury • ED ... #Orthopedics #Sports ... #MSK