12 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 ... #clinical #video ... #neurology #physicalexam ... #msk #sports #neurology
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... MH/CCF/CWRU EM Res ... #Radiology #XRay ... #Orthopedics #Sports ... #MSK
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
Nerve Injury ... will not be able ... #Hand #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
fracture, median nerve ... injury • ED ... #Radiology #XRay ... #Orthopedics #Sports ... #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
• Mechanism: Fall ... MH/CCF/CWRU EM Res ... #Radiology #XRay ... #Orthopedics #Sports ... #MSK
Froment's Sign - Ulnar Nerve Injury

Patients with compromise of the ulnar nerve will not be able
Ulnar Nerve Injury ... will not be able ... Injury #Hand #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
• Mechanism: Fall ... fracture, median nerve ... injury, acute carpal ... Colles #Distal #Radiology ... #Orthopedics #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anterior interosseous nerve ... can't make A-OK sign ... Dislocation #Posterior #Radiology ... #Orthopedics #Sports ... #MSK
TISSUE APPEARANCES ON 
MUSCULOSKELETAL ULTRASOUND 

Bone:
 
Bone is represented as a very bright structure and appears
Nerve: Ultrasound ... of hypoechoic spots ... in the carpal tunnel ... MUSCULOSKELETAL #MSK ... #POCUS #Atlas #Clinical
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
• Mechanism: Fall ... anterior interosseous nerve ... brachial artery injury ... Elbow #Humerus #Radiology ... #Orthopedics #MSK