26 results
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
lesions than the chest ... The chest film shows ... #Clinical #Radiology ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... #CTChest #Cystic ... #Comparison #Table ... #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... On a Chest X-Ray ... detected on a chest ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Clinical #Diagnosis #Radiology ... #Pulmonary #CTChest ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
Doses for 5 Year-Old ... 14th CXRs 2-view chest ... Anteroposterior and lateral ... mSv 200 CXRs Chest ... Nuclear #Comparison #Table
This patient presented with acute dyspnoe and a normal chest film (not shown).
The HRCT at presentation
dyspnoe and a normal chest ... shows lobular areas ... HRCT ten days later ... #CTChest #Hypersensitivity ... HypersensitivityPneumonitis #Resolution #RadiologyAssistant
PA view
On the PA chest-film it is important to examine all the areas where the lung
view On the PA chest-film ... examine all the areas ... the silhouette sign ... we will discuss later ... Clinical #Anatomy #Radiology
Pectus excavatum
In patients with a pectus excavatum the right heart border can be ill-defined, but this
produces a silhouette sign ... The lateral view ... of the anterior chest ... #Clinical #Radiology ... Pectus #Excavatum #RadiologyAssistant
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
restricted to areas ... #Clinical #Radiology ... #CTChest #COP # ... Organizing #Pneumonia #ILD ... #RadiologyAssistant
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
shows diffuse areas ... abnormalities and signs ... #CTChest #DIP # ... DesquamativeInterstitialPneumonia #ILD ... #RadiologyAssistant