26 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
- Sarcoidosis Lower ... is seen in: - UIP ... HRCT #ChestCT #Differential ... Distribution #Upper #Lower ... #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
. - Lower zone predominance ... : UIP, NSIP, DIP ... Radiology #Pulmonary #CTChest ... #GroundGlass #Differential ... #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Lung cysts (LAM, LIP ... Radiology #Pulmonary #CTChest ... LowAttenuation #Differential ... Emphysema #SignetRing #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... central dot. - LIP ... Diagnosis #Radiology #CTChest ... Cystic #Cysts #Differential ... Comparison #Table #RadiologyAssistant
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
fibrosis as in UIP ... Radiology #Pulmonary #CTChest ... Consolidation #Differential ... #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... On a Chest X-Ray ... in many cases UIP ... Interstitial #Pattern #Differential ... #RadiologyAssistant
On the left a chest film of a patient with UIP due to IPF.
The findings on
a patient with UIP ... reticulation with a lower ... preference also think 'UIP ... Radiology #CXR #CTChest ... Reticular #ILD #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... can heal and end up ... To differentiate ... Diagnosis #Radiology #CTChest ... Emphysema #Comparison #RadiologyAssistant
On the left another case of UIP.
The lower zone predominance is demonstrated when you scroll through
another case of UIP ... The lower zone predominance ... Clinical #Radiology #CTChest ... #UIP #UsualInterstitialPneumonia ... #RadiologyAssistant
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
evaluation - Chest ... X-ray - Lung ultrasound ... thorough "lawn-mower ... - CBC with differential