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
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 ... #Radiology #XRay ... #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
fracture, median nerve ... injury, acute carpal ... reduction using finger ... Colles #Distal #Radiology ... #Orthopedics #MSK
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Hoffmann's sign (finger ... indicating cervical injury ... #physicalexam #msk ... #orthopedics #neurology ... #sports
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Finger ... aracteristic "claw hand ... spared in this injury ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... onto outstretched hand ... #Radiology #XRay ... #Orthopedics #Sports ... #MSK
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
Injury Patients ... #Injury #Finger ... #Hand #PhysicalExam ... clinical #video #sports ... #msk #orthopedics
Froment's Sign - Ulnar Nerve Injury

Patients with compromise of the ulnar nerve will not be able
Injury Patients ... third fingers, ... #Injury #Hand # ... clinical #video #sports ... #msk #orthopedics
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
Pincer grasp is ... & Ulnar nerve ( ... Grasp #Weakness #Hand ... #physicaleaxm #neurology ... #orthopedics #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 ... Atlas #Clinical #Radiology