32 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... Broncho-alveolar ... Radiology #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
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 ... two ill-defined ... Radiology #CXR #CTChest ... SepticEmboli #Cavity #RadiologyAssistant
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Thickening/Masses Chest ... Distention Pulmonary Alveoli ... Interstitium • ILD ... • CHF • Sarcoidosis
Alveolar proteinosis is a rare disease characterized by filling of the alveolar spaces with PAS positive
Alveolar proteinosis ... filling of the alveolar ... 30 and 50 years old ... Clinical #Radiology #CTChest ... #CrazyPaving #RadiologyAssistant
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
and basal lung areas ... Clinical #Radiology #CTChest ... #Pneumonitis #ILD ... #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
practice many chest ... comparison with old ... during a period of CHF ... Radiology #CXR #CHF ... Redistribution #RadiologyAssistant
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
and basal lung areas ... Clinical #Radiology #CTChest ... LowerLungPredominance #ILD ... #RadiologyAssistant
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
More Specific Signs ... Less Specific Signs ... Chest x-ray: signs ... Kerley B lines, alveolar ... → no signs of CXR
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
Stage III - Alveolar ... severe diseased areas ... The following signs ... Radiology #CXR #CHF ... AlveolarEdema #RadiologyAssistant
Notice that even within each lobe there is a gravity dependent difference in density.
This is only
transudate like in CHF ... Clinical #Radiology #CTChest ... #CHF #Alveolar ... Gravity #Dependent #RadiologyAssistant