11 results
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
carpal bone. ... bone fracture ... , perilunate dislocation ... #Wrist #Carpal ... #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... bones should be ... box, pain with wrist ... #TerryThomas #Wrist ... #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
carpal bone. ... bone fracture ... injuries: Perilunate dislocation ... #Wrist #Carpal ... #Sports #MSK
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
The proximal carpal ... performed, the large bone ... extensors (ECU, ... with an audible “clunk ... #msk #orthopedics
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Bone Fractures ... #Bone #Fractures ... #wrist #frequency ... #radiology #msk ... #orthopedics #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... fracture (scaphoid ... radial styloid fracture ... #Wrist #Carpal ... #Sports #MSK
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
long bone) • ... Trauma to Vessel (dislocation ... Vascular #JointPain #MSK ... #Differential # ... Diagnosis #Algorithm #Orthopedics
Soft Tissue Lesions - Differential Diagnosis Algorithm 
Septic
 • Septic Bursitis
 • Necrotizing Fasciitis
 • Septic
Tissue Lesions - Differential ... • Fracture ... SoftTissue #Lesions #MSK ... #Differential # ... Diagnosis #Algorithm #Orthopedics
Extensor Carpi Ulnaris (ECU) Synergy Test for ECU Tendinitis

With the patient's hand supinated, the examiner grasps
Extensor Carpi Ulnaris ... middle finger with one ... aspect of the wrist ... #physicalexam #msk ... #orthopedics #sports
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework Bone ... Leg Pain: • Fracture ... , Vit B12, B6, Cu ... lower #extremity #msk