22 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"
"Terry Thomas" sign ... • Due to injury ... ("Terry Thomas sign ... onto outstretched hand ... #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 ... #XRay #Diagnosis ... #Sports #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... variable gross wrist ... injury, acute carpal ... tunnel syndrome ... #MSK
Lelli's Test (Lever Sign) for ACL Injury

A fist is placed under the proximal 3rd of the
) for ACL Injury ... #ACL #Injury #acl ... #anterior #cruciate ... #physicalexam #sports ... #msk #orthopedics
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... dorsum of the hand ... #XRay #Diagnosis ... #Sports #MSK
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
carpal tunnel compression ... • Carpal tunnel ... • Anterior interosseous ... #Anatomy #diagnosis ... #neurology #orthopedics
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
Nerve Injury ... compromise of anterior ... #Injury #Finger ... clinical #video #sports ... #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
aracteristic "claw hand ... spared in this injury ... Carpal Tunnel Syndrome ... Anterior Shoulder ... #neurology #sensory
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
• Extension of wrist ... Small muscles of hand ... adduction) OK Sign ... - AIN (Anterior ... #diagnosis #neurology