19 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
carpal bone. ... "pooping duck sign ... common carpal bone ... "pooping duck sign ... #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
posterior) and bone ... anterior sail sign ... • ED Management ... Elbow #Radiology #XRay ... #Orthopedics #MSK
Diagram of different types of bone tumors that can occur around the knee on XRay -
occur around the knee ... on XRay - Age > ... blade of grass sign ... #Differential #Radiology ... #XRay #msk #lesions
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Avulsion or shearing injury ... tear a portion of bone ... Signs/Symptoms ... #msk #diagnosis ... #symptoms #orthopedics
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Absence of a fracture ... disruption (may be bony ... : Hyperflexion injury ... Finger #Radiology #XRay ... #MSK
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
occur around the knee ... on XRay Age < 30 ... blade of grass sign ... Lesions #Bony #Differential ... #MSK #pediatrics
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
posterior) and bone ... anterior sail sign ... brachial artery injury ... Humerus #Radiology #XRay ... #Orthopedics #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
between all carpal bones ... "Terry Thomas" sign ... • Due to injury ... Carpal #Radiology #XRay ... #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
can't make A-OK sign ... ), ligamentous injury ... • ED Management ... Posterior #Radiology #XRay ... #MSK
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Ligamentous injuries - Meniscal ... fracture - Patellar ... - Aneurysmal bone ... #diagnosis #msk