30 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... Thomas" sign to diagnosis ... scapholunate interosseous ligament ... bones should be ... box, pain with wrist
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
distal to distal ulna ... , pain with wrist ... distal radius or ulna ... Discharge with orthopedic ... #XRay #Diagnosis
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 ... extended, and when ulnar ... ECRB) The distal carpal ... #msk #orthopedics
Wrist / Carpal Bones Mnemonic - Some Lovers Try Positions That They Can’t Handle

Proximal Row (Radial
Wrist / Carpal Bones ... Row (Radial → Ulnar ... #Carpal #Bones ... Mnemonic #Anatomy #Orthopedics ... #Wrist #Diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... associated injuries: Carpal ... #Carpal #Radiology ... #XRay #Diagnosis
Ulnar Fovea Sign Test for Fovea Disruption

Useful for patients with pain along the ulnar aspect of
aspect of the wrist ... flexion with the wrist ... ulnotriquetral ligament ... Fovea #Sign #Test #wrist ... #physicalexam #orthopedics
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... • Claw Hand - Ulnar ... #Differential #Diagnosis ... #MSK #Orthopedics
Orthopedic Fracture Classification - Upper Limbs
Neer Classification of Proximal Humeral head Fractures:
 • 1-part
 • 2-part:
Orthopedic Fracture ... displacement of the wrist ... displacement of the wrist ... #Upper #Limbs #Orthopedics ... #diagnosis
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Most Common Carpal ... Pal @drdevrad #Carpal ... Bone #Fractures #wrist ... radiology #msk #orthopedics ... #diagnosis
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
Orthopedic Essentials ... Trauma and Spine Classification ... capsule DENIS CLASSIFICATION ... • Vertebral canal ... #Orthopedics #diagnosis