19 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
injuries: Carpal fracture ... radial styloid fracture ... , median nerve injury ... Sugar tong • Ortho ... Orthopedics #Sports #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Absence of a fracture ... joint needs to be clinically ... : Hyperflexion injury ... injuries: Avulsion fracture ... #Orthopedics #MSK
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
with Hill-Sachs fracture ... the impaction fracture ... Hill-Sachs impaction fracture ... Sachs impaction fracture ... #mri #clinical
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Freiberg Infraction - MSK ... Controversy: Subchondral fracture ... Differential diagnosis ... Plantar plate injury ... #mri #clinical
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Differential diagnosis ... capsuloligamentous injury ... BHAGL): Avulsion fracture ... #mri #clinical ... Radiology #diagnosis #msk
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... bearing after injury ... Intra-articulation fracture ... #diagnosis #msk ... #physicalexam
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
Haglund Syndrome - MSK ... Differential diagnosis ... • Stress fracture ... Syndrome #Heel #clinical ... #mri #clinical
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
Can get chondral fractures ... Differential diagnosis ... : • Patella fracture ... with or without a fracture ... #mri #clinical
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
with Pathologic Fracture ... nondisplaced linear fracture ... of pathologic fracture ... #Fibroma #NOF #Fracture ... #clinical #mri
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Leg Pain: • Fracture ... Trauma • Crush injury ... lower #extremity #msk ... #physicalexam