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Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
visible wall #CXR ... #Lucency #Differential ... #Table #CavitaryLesion ... Lung #Pulmonary ... #Diagnosis #Radiology
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
involvement, with “white lung ... ” appearance ( ... structures help in the differential ... #Clinical #Radiology ... #CXR #ChestXRay
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... low attenuation (table ... #Diagnosis #Radiology ... #Pulmonary #CXR
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
TB: Tree-in-bud appearance ... Clinical #Diagnosis #Radiology ... #Pulmonary #CTChest ... NodularPattern #Differential ... #Comparison #Table
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
Radiographic appearances ... Actinomyces spp., NHL; Lung ... pneumonia • Cavitary ... #diseases #differential ... diagnosis #chestCT #radiology
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... the surrounding lung ... without associated pulmonary ... #CTChest #Cavity ... Cyst #Emphysema #Comparison
When a rib fracture heals, the callus formation may create a mass-like appearance (blue arrow).
Sometimes a
create a mass-like appearance ... is necessary to differentiate ... fracture from a lung ... #Clinical #Radiology ... #CXR #Old #RibFracture