12 results
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 ... extensors (ECU, ... ECRB) The distal ... orthopedics #clinical #video
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
to distal ulna, ... pain with wrist ... flexion and extension ... radius or ulna ... #XRay #Diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
articulate with the distal ... articulates with the distal ... extension • ... #Carpal #Radiology ... #XRay #Diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... box, pain with wrist ... extension • Possible ... associated injuries: distal ... #TerryThomas #Wrist
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
swollen forearm and wrist ... pronation and at wrist ... injuries: Rare • ED Management ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Carpal Bones Mnemonic - Some Lovers Try Positions That They Can’t Handle

Proximal Row (Radial → Ulnar):
Carpal Bones Mnemonic ... Row (Radial → Ulnar ... → Pisiform Distal ... #Orthopedics #Wrist ... #Diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
prevent radial and ulnar ... to the dorsal distal ... to the palmar distal ... Radiology #XRay #Diagnosis ... #Management #Hand
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... injury, acute carpal ... injury) • ED Management ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
scaphoid entering distally ... dislocation • ED Management ... Scaphoid #Fracture #Wrist ... #XRay #Diagnosis ... #Management #Orthopedics