58 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM ... : 'signet ring sign ... central dot. - LIP #Clinical ... Diagnosis #Radiology #CTChest ... Comparison #Table #RadiologyAssistant
Acute Pulmonary Embolism - Labeled POCUS Findings 

This patient presented with a-fib and shortness of breath.
Acute Pulmonary ... clot-in-transit are ... #McConnells #Sign ... #Clinical #POCUS ... #A4C #Strain #AcutePE
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... LAM is a rare lung ... airways leading to pulmonary ... #Clinical #Radiology ... #RadiologyAssistant
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
's female with chest ... Activate cath lab ... RV, McConnell's sign ... Echocardiogram #A4c #clinical ... cardiology #McConnells #sign
POCUS Echo of Acute Massive Saddle Pulmonary Embolism

Here's a great teaching Echo of a patient I
Massive Saddle Pulmonary ... patient I once took care ... educational GIF - Sam ... @EM_RESUS #Pulmonary ... Echocardiogram #POCUS #Clinical
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Specific for critical ... week of becoming acute ... period without chest ... Serial EKGS in pts are
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 ... left lung, which are ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
Here are the most ... patterns on a chest ... mass - Solitary Pulmonary ... Atelectasis #Diagnosis #Clinical ... Consolidation #Patterns #RadiologyAssistant
Hilum Overlay Sign on Chest X-Ray
If a mass is in contact with the pulmonary vessels then,
Hilum Overlay Sign ... on Chest X-Ray ... contact with the pulmonary ... the silhouette sign ... #Chest #XRay #clinical
Sand Storm Sign on Chest CT
 • Diffusely dense pulmonary micronodular calcifications. Note the black pleural
Sand Storm Sign ... dense pulmonary ... arrow) • DDx: PAM ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical