30 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... Clinical #Diagnosis #Radiology ... Cystic #Cysts #Differential ... Comparison #Table #RadiologyAssistant
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... Discharge with orthopedic ... 1 week MH/CCF ... Wrist #Carpal #Radiology
Pleural effusion is not always visible as a meniscus in the costophrenic angle. 
A subpulmonic effusion
the only way to detect ... a patient with signs ... of CHF. ... #Clinical #Radiology ... SubpulmonicEffusion #RadiologyAssistant
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... follow-up with orthopedics ... 1 week MH/CCF ... Scaphoid #Carpal #Radiology
Diagram of different types of bone tumors that can occur around the knee on XRay -
occur around the knee ... blade of grass sign ... @docskalski #Knee ... Diagnosis #Bony #Differential ... #Radiology #XRay
Kussmaul's Sign - Differential Diagnosis

Typically the JVP decreases with inspiration as the negative intrathoracic pressure "sucks
Kussmaul's Sign ... - Differential Diagnosis ... reflects conditions ... physicalexam #diagnosis #cardiology ... #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
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... can't make A-OK sign ... II-IV, pending orthopedic ... recommendations MH/CCF ... Elbow #Humerus #Radiology
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
can't make A-OK sign ... Complex, involve orthopedics ... Complex, pending orthopedic ... recommendations MH/CCF ... Dislocation #Posterior #Radiology