173 results
Amsterdam Wrist Rules
Rules that dictate which patients require imaging based on the likelihood of wrist fracture
Amsterdam Wrist ... Visible deformity, Tender ... Visible deformity, Tender ... radius #fracture #radiology ... #msk #orthopedics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
scapholunate interosseous ligament ... box, pain with wrist ... Thumb spica • Ortho ... Scaphoid #Carpal #Radiology ... #Sports #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
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variable gross wrist ... lunotriquetral ligament ... Sugar tong • Ortho ... Colles #Distal #Radiology ... #MSK
Lachman test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
pathologic varus alignment ... Injury #ACLTear #clinical ... PhysicalExam #Sports #Ortho ... anterior #cruciate #ligament ... #msk
Segond Fracture
- Avulsion fracture of the proximal tibia below the articular surface. 
- Associated with anterior
anterior cruciate ligament ... Fracture #Diagnosis #Orthopedics ... #Radiology #KneeXRay ... #Clinical #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Sugar tong • Ortho ... Disposition: Pending orthopedic ... #Carpal #Radiology ... Diagnosis #Management #Orthopedics ... #Sports #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to be clinically ... terminal extensor tendon ... PIP joint • Ortho ... Mallet #Finger #Radiology ... #MSK
Normal (Negative) Lachman Test for ACL Injury

Andrew Dold, MD @dr.dold.md

#Lachmans #test #ACL #Knee #Injury #Normal #Negative
Normal #Negative #clinical ... PhysicalExam #Sports #Ortho ... anterior #cruciate #ligament ... #msk
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
band of extensor tendon ... ulnar collateral ligament ... Scapholunate ligament ... Fractures #XRay #Radiology ... #Wrist #differential
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Pathogenesis, clinical ... , ligaments and ... , ligaments, joint ... signs #symptoms #msk ... #orthopedics #pathophysiology