11 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Anterior Interosseous ... Peripheral Nerve ... #physicalexam #msk ... #sports #neurology ... #orthopedics #Hand
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... the scapholunate interosseous ... onto outstretched hand ... #Orthopedics #Sports ... #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
fracture, median nerve ... injury • ED ... #Wrist #Carpal ... #Orthopedics #Sports ... #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
injuries: Axillary nerve ... injury (40%, loss ... neurovascular injury ... #Orthopedics #Sports ... #MSK
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
Nerve Injury ... compromise of anterior ... interosseous nerve ... #Nerve #Injury ... #msk #orthopedics
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
• Extension of wrist ... Small muscles of hand ... OK Sign - AIN (Anterior ... Interosseous) ... #diagnosis #neurology
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
onto outstretched hand ... , neuropraxia (anterior ... interosseous nerve ... #Orthopedics #Sports ... #MSK
1 Minute Neuro Hand Examination - "Check your Six" Mnemonic

A simple way to test the peripheral
simple way to test ... Ask your patient ... ) 2) OK sign (anterior ... interosseous) ... bobvarkey #Minute #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
spared in this injury ... Carpal Tunnel Syndrome ... Anterior Shoulder ... Dislocation - May ... Myotomes #diagnosis #neurology
Sacroiliac Distraction Test

The examiner applies downward and lateral pressure to the bilateral ASIS , the effect
applies downward and ... distraction force to the anterior ... indicating SI Joint injury ... physicalexam #hip #msk ... #sports #orthopedics