Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief πŸ‡΅πŸ‡­ πŸ‡ΊπŸ‡Έ - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
HRCT as seen in fibrosis ... or interstitial lung ... bronchiolitis #Diagnosis ... #GroundGlass #Differential ... #RadiologyAssistant
COVID-19 Findings on Lung ultrasound
 - Thickened pleural line
 - B lines (multifocal, discrete, or confluent)
ultrasound - ... consolidation - Pleural effusion ... mild infection; alveolar ... with pulmonary fibrosis ... #Diagnosis #Signs
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
Even fibrosis as ... UIP, NSIP and long ... #Diagnosis #Radiology ... Consolidation #Differential ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... centrilobular emphysema. - Alveolar ... throughout the whole lung ... #CTChest #UIP #Comparison ... #Mimic #ILD #RadiologyAssistant
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Defect: Pulmonary Fibrosis ... , Interstitial Lung ... #AA #Gradient #alveolar ... Hypoxia #hypoxemia #differential ... #diagnosis
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
diagnosis there ... the surrounding lung ... with end-stage fibrosis ... Cyst #Emphysema #Comparison ... #RadiologyAssistant
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
be high in the differential ... diagnostic list ... presentation of alveolar ... Radiology #CTChest #CHF ... IntersitialEdema #Septal #RadiologyAssistant
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
mid and lower lung ... findigs alone, alveolar ... included in the differential ... diagnosis. ... #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... interstitium by fluid, fibrous ... diagnosis (Table ... or lymphoma and alveolar ... #RadiologyAssistant