16 results
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
shows a silhouette sign ... anteriorly in the left lung ... #Clinical #Radiology ... #CXR #Pneumonia ... SilhouetteSign #RadiologyAssistant
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... Reverse Halo Sign ... Halo Sign 6. ... Organizing Pneumonia ... Pulmonary #ChestCT #radiology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • Pleuritic chest ... • CT: Halo sign ... : • Chest pain ... Constitutional symptoms
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
On the chest x-ray ... weight loss or long ... standing symptoms ... #Clinical #Radiology ... #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 ... #Clinical #Radiology ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
this patient have pneumonia ... e.g., CXR, CT, ultrasound ... - Pulmonary symptoms ... pain) and signs ... #Pneumonia #Venn
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Typical symptoms ... More Specific Signs ... Less Specific Signs ... Chest x-ray: signs ... acute HF → no signs
PA view
On the PA chest-film it is important to examine all the areas where the lung
view On the PA chest-film ... the silhouette sign ... Clinical #Anatomy #Radiology ... ParatrachealStripe #RadiologyAssistant ... ParaAorticLine #PAView #RadiologyAssistant
Silhouette sign
This is a very important sign. It enables us to find subtle pathology and to
Silhouette sign ... very important sign ... the silhouette sign ... the silhouette sign ... #Silhouette #Sign
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
chronic eosinophilic pneumonia ... will be other signs ... this #Clinical #Radiology ... #CTChest #COP # ... OrganizingPneumonia #RadiologyAssistant