35 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 ... #Comparison #Table ... #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
#Diagnosis #Radiology ... LowAttenuation #Differential ... #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
On the left a patient with CHF. 
There is an increase in heart size compared to
a patient with CHF ... Other signs of CHF ... that helpful, but comparison ... #Clinical #Radiology ... #Comparison #RadiologyAssistant
Bone Tumor Location within the Skeleton

Epiphysis: 
Only a few lesions are located in the epiphysis, so
diagnosis. ... diagnosis. ... Metaphysis: NOF, SBC, CMF ... Diaphysis #Epiphysis #Radiology ... #MSK #Differential
Hilar and mediastinal lymphadenopathy
In sarcoidosis the common pattern is right paratracheal and bilateral hilar adenopathy ('1-2-3-sign').
In
adenopathy ('1-2-3-sign ... #Diagnosis #Radiology ... Lymphadenopathy #Differential ... #RadiologyAssistant
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
cardiogenic edema, to differentiate ... Look for other signs ... #Diagnosis #Radiology ... Consolidation #Differential ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Radiology Imaging ... mass and NO prior signs ... Differential diagnosis ... mri #clinical #Radiology ... #diagnosis #msk
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Radiology Imaging ... for secondary signs ... Differential diagnosis ... mri #clinical #Radiology ... #diagnosis #msk
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... 1 week MH/CCF ... Scaphoid #Carpal #Radiology ... Orthopedics #Sports #MSK