15 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
demonstrates more lesions ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Congenital absence of the pericardium: 
- CXR: leftward shift of the cardiac silhouette, Snoopy sign, no
pericardium: - CXR ... silhouette, Snoopy sign ... apex located in a posterior ... #cardiology #chest ... #radiology #clinical
Hilum Overlay Sign on Chest X-Ray
If a mass is in contact with the pulmonary vessels then,
Hilum Overlay Sign ... the silhouette sign ... Hilum #Overlay #Sign ... #Chest #XRay #clinical ... #radiology #CXR
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... anterior wall MI ... 'widow maker' lesion ... #Wellens #Sign # ... Electrocardiogram #Diagnosis #Cardiology
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Differential/diagnosis ... RV, McConnell's sign ... Echocardiogram #A4c #clinical ... #cardiology #McConnells ... #sign #ClotInTransit
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Differential diagnosis ... : Posterior capsuloligamentous ... GAGL): "Reverse J sign ... #mri #clinical ... #Radiology #diagnosis
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK Radiology ... The "double PCL sign ... Differential diagnosis ... BucketHandle #Tear #knee #mri ... #clinical #Radiology
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Features That Differentiate ... pain, such as MI ... Pericarditis #Symptoms #Signs ... #Presentation #comparison ... #Table #Diagnosis
Air Bronchogram - Portable anterior–posterior chest radiography showed dense airspace disease with bilateral hemithorax opacification and
Portable anterior–posterior ... chest radiography ... , a radiologic sign ... #Clinical #Radiology ... #CXR #AirBronchogram