38 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... #Radiology #CTChest ... Differential #Comparison #Table ... #RadiologyAssistant
Diagram of different types of bone tumors that can occur around the knee on XRay -
blade of grass sign ... degenerative subchondral cyst ... #Tumors #Diagnosis ... #Radiology #XRay ... #msk #lesions #
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
carpal bone. ... 1 week MH/CCF ... Wrist #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
bone cyst • Osteoid ... blade of grass sign ... #Differential #Diagnosis ... #Radiology #XRay ... #MSK #pediatrics
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
carpal bone. ... x-rays MH/CCF ... Wrist #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
bone cortex • ... anterior sail sign ... #Elbow #Radiology ... #XRay #Diagnosis ... #Orthopedics #MSK
Bone Tumor Location within the Skeleton

Epiphysis: 
Only a few lesions are located in the epiphysis, so
the differential diagnosis ... cyst must be added ... Metaphysis: NOF, SBC, CMF ... Diaphysis #Epiphysis #Radiology ... #MSK #Differential
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... onto outstretched hand ... 1 week MH/CCF ... Scaphoid #Carpal #Radiology ... Orthopedics #Sports #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
bone cortex • ... onto outstretched hand ... Elbow #Humerus #Radiology ... #XRay #Diagnosis ... #Orthopedics #MSK
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Controversy: Subchondral fracture ... for secondary signs ... plate, subchondral bone ... foot #clinical #mri ... #diagnosis #msk