14 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Injury Manifested ... #Interosseous #Nerve ... #physicalexam #msk ... #sports #neurology ... #orthopedics #Hand
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Drop - Radial Nerve ... Palsy on Physical ... Examination Left hand ... #orthopedics #msk ... #sports #neurology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Test for Ulnar Nerve ... #video #neurology ... #physicalexam #msk ... #orthopedics #sports ... #hand
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... aracteristic "claw hand ... spared in this injury ... Anterior Shoulder ... Myotomes #diagnosis #neurology
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
injuries: Axillary nerve ... injury (40%, loss ... Dislocation #Anterior #Radiology ... #Orthopedics #Sports ... #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
onto outstretched hand ... fracture, median nerve ... injury • ED ... #Orthopedics #Sports ... #MSK
Scapular winging on Physical Exam - Bilateral trapezius palsy with lateral scapular displacement.

A young man with
Bilateral trapezius palsy ... young man with shoulder ... (Spinal cord injury ... spinal accessory injury ... #neurology #msk
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... onto outstretched hand ... Scaphoid #Carpal #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 ... interrogation as it should ... MUSCULOSKELETAL #MSK ... Atlas #Clinical #Radiology
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
onto outstretched hand ... anterior interosseous nerve ... Dislocation #Posterior #Radiology ... #Orthopedics #Sports ... #MSK