20 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... Clinical #Diagnosis #Radiology ... #CTChest #Cystic ... #Cysts #Differential ... #Comparison #Table
Diagram of different types of bone tumors that can occur around the knee on XRay -
around the knee on XRay ... sequestrum, cloaca, and ... blade of grass sign ... #Differential # ... Radiology #XRay
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
around the knee on XRay ... bone cyst • Osteoid ... blade of grass sign ... #Differential # ... Diagnosis #Radiology
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... "pooping duck sign ... common carpal bone ... "pooping duck sign ... Wrist #Carpal #Radiology
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
finger - injury ... Terry thomas sign ... #Fractures #XRay ... #Radiology #Wrist ... #differential #
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
disruption (may be bony ... Discharge with orthpedic ... #Radiology #XRay ... Diagnosis #Management #Hand ... #Orthopedics #MSK
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... On a Chest X-Ray ... The cystic pattern ... #Diagnosis #Radiology
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
bone cortex • ... anterior sail sign ... can't make A-OK sign ... Elbow #Humerus #Radiology ... #XRay #Diagnosis
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 ... onto outstretched hand ... Scaphoid #Carpal #Radiology ... #XRay #Diagnosis
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
we describe a chest ... to figger out what ... #CXR #Lucency #Differential ... #Table #CavitaryLesion ... Pulmonary #Diagnosis #Radiology