19 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest ... Reverse Halo Sign ... Halo Sign 6. ... Consolidation 7. ... #Pulmonary #ChestCT
Based on the images alone, it is usually not possible to determine the cause of the
chronic illness, clinical ... findings. ... between these chest ... nodular interstitial lung ... #Radiology #CXR
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
in the proper clinical ... feeding vessel sign ... feeding vessel sign ... which are probably consolidations ... #CXR #CTChest #
Good example of 'shred sign' in a patient with fever, cough and shortness of breath. 

This
example of 'shred sign ... This POCUS finding ... eabramsMD #Shred #sign ... #pneumonia #clinical ... #pulmonary
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... Reverse #Halo #Sign ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
extravasation -> Dyspnea ... pleural effusion on CXR ... cause interstitial lung ... disease/pulmonary ... pathophysiology #signs
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... a parenchymal consolidation ... Air #Crescent #Sign ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
CT Angiogram Sign on Chest CT
 • Prominent pulm vessels traversing through an area of parenchymal
CT Angiogram Sign ... of parenchymal consolidation ... CTAngiogram #Angiogram #Sign ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Fraction (HFrEF) Clinical ... More Specific Signs ... Less Specific Signs ... Chest x-ray: signs ... acute HF → no signs
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • Pleuritic chest ... • CT: Halo sign ... • Lobar consolidation ... Infections #HIV #AIDS #pulmonary