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Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... chronic eosinophilic pneumonia ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... Central #Peripheral #RadiologyAssistant
HRCT findings in Chronic eosinophilic pneumonia
Peripheral consolidations with upper lobe predominance (photo negative of pulmonary edema).
On
HRCT findings in ... photo negative of pulmonary ... contrast enhanced CT ... #Clinical #Radiology ... #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... Differential #Table #Distribution ... #Upper #Lower #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
morphologic findings on HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD ... #Findings #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
the pattern of distribution ... The old name is ... #Diagnosis #Radiology ... #Pulmonary #CXR ... Differential #Table #RadiologyAssistant
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
and peripheral distribution ... the HRCT findings ... will be other signs ... this #Clinical #Radiology ... OrganizingPneumonia #RadiologyAssistant
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
with subtle HRCT-findings ... these non-specific CT ... interpretion of the HRCT ... #Clinical #Radiology ... #RadiologyAssistant
CT and ultrasonographic features of COVID-19 pneumonia
Lung CT:
 - Thickened pleura
 - Ground glass shadow and
features of COVID-19 pneumonia ... and effusion - Pulmonary ... - Multilobar distribution ... patients with pulmonary ... POCUS #features #Radiology
On the left a patient with CHF. 
There is an increase in heart size compared to
Other signs of CHF ... visible, such as redistribution ... of pulmonary flow ... #Clinical #Radiology ... Exacerbation #Comparison #RadiologyAssistant