33 results
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
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 ... Differential #Comparison #Table ... #RadiologyAssistant
Comet Tail Sign on Chest CT
 • Curvilinear pleural based opacity directed towards the ipsilateral hilum
Comet Tail Sign ... on Chest CT • Curvilinear ... • DDx: Rounded atelectasis ... #Comet #Tail #Sign ... #diagnosis #radiology
Rounded atelectasis
The typical findings of rounded atelectasis on CT are pleural thickening, pleural-based mass and comet
Rounded atelectasis ... on CT are pleural ... and comet tail sign ... #Diagnosis #Radiology ... #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
dilatation (signet-ring sign ... lumen - associated atelectasis ... A signet-ring sign ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... ., CXR, CT, ultrasound ... Inflammation (e.g ... chest pain) and signs ... Venn #Diagram #Diagnosis
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram Sign ... on Chest CT • ... non-obstructive atelectasis ... #Bronchogram #Sign ... #diagnosis #radiology
Pericarditis can be seen on EKG with diffuse ST elevations without reciprocal changes along with diffuse
can be seen on EKG ... First line treatment ... #Pericarditis #Cardiology ... #Diagnosis #Signs
There is an atelectasis of the left upper lobe.
You would not expect the apical region to
There is an atelectasis ... the luft sichel sign ... #Clinical #Radiology ... #CXR #Lateral # ... Collapse #Luftsichel #Sign
The findings are:
 - Large density on the left with loss of cardiac silhouette.
 - High
indicate a total atelectasis ... #Clinical #Radiology ... #CXR #Lateral # ... Collapse #Luftsichel #Sign ... LuftsichelSign #RadiologyAssistant