9 results
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 ... wrist extensors (ECU ... #Wrist #msk #orthopedics ... #clinical #video
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
bone. ... "pooping duck sign ... #Radiology #XRay ... #Diagnosis #Management ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... "Terry Thomas" sign ... bones should be ... #Radiology #XRay ... #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
bone. ... instability and ... #Radiology #XRay ... #Diagnosis #Management ... #MSK
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Tumours - See Bone ... Disease - Skull/spine ... Malignancy • Drugs (e.g ... Fractures #Pathologic #MSK ... #Algorithm #Orthopedics
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
anterior shoulder instability ... • Bony Humeral ... GAGL): "Reverse J sign ... shoulder #clinical #mri ... #diagnosis #msk
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... Disease • Patella (e.g ... Subluxation) Spine ... Deformity #Limp #MSK ... #Algorithm #Orthopedics
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
indicated • EKG ... Obtain EKG if: ... post op Cardiology ... events or death (CARP ... stratification #diagnosis
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
diagnosed? ... tendon, MRI or ... #physicalexam #video ... #Orthopedics #Wrist ... #msk