44 results
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Instability (MCI) of the Wrist ... The proximal carpal ... deviation of the wrist ... extensors (ECU, ... ECRB) The distal carpal
Phalen's Test for Carpal Tunnel Syndrome

Phalen's test evaluates for carpal tunnel syndrome. 
Fully flex wrists and
Carpal Tunnel Syndrome ... evaluates for carpal ... Fully flex wrists ... #Carpal #Tunnel ... #Syndrome #Wrist
Phalen's Test for Carpal Tunnel Syndrome

Phalen's test evaluates for carpal tunnel syndrome. 
Fully flex wrists and
Carpal Tunnel Syndrome ... evaluates for carpal ... Fully flex wrists ... #Carpal #Tunnel ... #Syndrome #Wrist
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... , pain with wrist ... extension • ... associated injuries: Carpal ... #Carpal #Radiology
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
commonly fractured carpal ... Second most common carpal ... ulna, pain with wrist ... flexion and extension ... Triquetrum #Fracture #Wrist
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
spacing between all carpal ... box, pain with wrist ... extension • Possible ... #TerryThomas #Wrist ... #Scaphoid #Carpal
Chronic Shoulder Pain - Differential Diagnosis Algorithm
4 tests for the AC joint:
1. Direct palpation
2. Cross-arm shoulder
Shoulder Pain - Differential ... Diagnosis Algorithm 4 tests ... Resisted shoulder extension ... after cross-arm test ... Shoulder #Pain #Differential
Carpal Compression Test for Carpal Tunnel Syndrome

The carpal compression test evaluates for carpal tunnel syndrome.
Provide direct
Test for Carpal ... compression test ... volar side of the wrist ... is a positive test ... Tunnel #Syndrome #Wrist
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
to the lateral extensor ... central band of extensor ... XRay #Radiology #Wrist ... #differential #
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... C7 (median) • Extension ... C8 (median) • Extension ... Horner Syndrome Wrist ... Carpal Tunnel Syndrome