52 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
CT 1. ... Consolidation 7. ... Vascular Enlargement ... Organizing Pneumonia ... #CTChest #diagnosis
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 ... This was a consolidation ... #Clinical #Radiology ... #CXR #Pneumonia
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... the pleura, air-bronchograms ... which are probably consolidations ... #Clinical #Radiology ... #CXR #CTChest #
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
On the chest x-ray ... Notice the air-bronchogram ... causes of chronic consolidation ... #Clinical #Radiology ... #CXR #AirBronchogram
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... Sign on Chest CT ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... there is an air-bronchogram ... of chronic consolidation ... #Clinical #Radiology ... #CXR #Peripheral
Diffuse consolidation in bronchoalveolar carcinoma
The chest x-ray shows diffuse consolidation with 'white out' of the left
carcinoma The chest ... with an air-bronchogram ... Final diagnosis: ... #Clinical #Radiology ... #CXR #Consolidation
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... • CT: Halo sign ... dyspnea • Lobar consolidation ... #differential #diagnosis