40 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 ... #Comparison #Table ... #RadiologyAssistant
On the left we see a chest film with a typical finger-in-glove shadow.
The HRCT shows focal
left we see a chest ... #Clinical #Radiology ... #CXR #CTChest # ... FingerInGlove #Sign ... #RadiologyAssistant
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... period without chest ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Colonic Thumbprint Sign on Abdominal XRay - Differential Diagnosis:
 • inflammatory bowel disease: UC and CD
Colonic Thumbprint Sign ... • infection (e.g ... Colon #Thumbprint #Sign ... #Differential # ... Diagnosis #radiology
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
#Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
's female with chest ... Differential/diagnosis ... RV, McConnell's sign ... A4c #clinical #cardiology ... #McConnells #sign
â–º
#Clinical #Radiology #CTChest #RoundedAtelectasis #Rounded #Atelectasis #CometTail #Sign #RadiologyAssistant
#Clinical #Radiology ... #CTChest #RoundedAtelectasis ... Atelectasis #CometTail #Sign ... #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Approach to ECGs ... - Brugada's sign ... - Josephson's sign ... VT #VTach #SVT #Comparison ... #ekg #cardiology
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