24 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Diseases (ILD) ... Exposure-Related ILD ... Methotrexate ILD ... disease (RB-ILD ... #diagnosis #differential
Diagnostic approach to acute exacerbation in interstitial lung disease.  Abbreviation: ILD, interstitial lung disease; GGO,
Diagnostic approach ... to acute exacerbation ... Abbreviation: ILD ... glass opacity; CT ... #Pulmonary
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... Sign on Chest CT ... edema, severe ILD ... #Lung #Pulmonary ... #diagnosis #radiology
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... Signs - Air Crescent ... #Lung #Signs #Pulmonary ... #Diseases #diagnosis ... #differential #radiology
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... bronchiolitis (RB-ILD ... - Aspiration - Pulmonary ... edema #Diagnosis ... #Radiology #Pulmonary
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Sign on Chest CT ... extending to the lung ... bronchiectasis, CF, ILD ... #Lung #Pulmonary ... #diagnosis #radiology
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
disease-associated interstitial lung ... AIP: acute interstitial ... ConnectiveTissueDiseases #ILD ... LungDisease #CTILD #Diagnosis ... Comparison #Table #Pulmonary
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... abutting the pleura, air-bronchograms ... On the CT cavitation ... #Clinical #Radiology
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
Sign on Chest CT ... • Air surrounding ... #Monod #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
periphery of the lung ... in the diagnosis ... confirmed with chest CT ... #CriticalCare #Radiology ... #Cardiology #HamptonHump