14 results
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... Drop - Radial Nerve ... Hand - Ulnar Nerve ... #Differential #Diagnosis ... #MSK #Orthopedics
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
The proximal carpal ... extended, and when ulnar ... ECRB) The distal carpal ... #Wrist #msk #orthopedics ... #clinical #video
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Assessment of Nerve ... • Extension of wrist ... adduction) OK Sign ... #Injury #UpperExtremities ... #diagnosis #neurology
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Injury Manifested ... as the inability ... to make the OK sign ... #clinical #video ... #physicalexam #msk
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... , pain with wrist ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... drop - Occurs after ... spared in this injury ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis
Froment's Sign - Ulnar Nerve Injury

Patients with compromise of the ulnar nerve will not be able
Ulnar Nerve Injury ... Video via @open_michigan ... #Ulnar #Nerve # ... #clinical #video ... #sports #msk #orthopedics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... to diagnosis scapholunate ... • Due to injury ... ("Terry Thomas sign ... 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 ... #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Chronic distal radiocubital instability.
The function of this joint is the rotation of the forearm or pronosupination,
proximal radio-ulnar ... ARCD instability ... #radioulnar #wrist ... #Wrist #msk #orthopedics ... #clinical #video