133 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Hypersensitivity pneumonitis ... • Radiation pneumonitis ... Idiopathic Interstitial Pneumonias ... Acute interstitial pneumonia ... • Eosinophilic pneumonia
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
Interstitial pneumonias ... is interstitial pneumonia ... PCP Mycoplasma pneumonia ... #Clinical #Radiology ... #PJP #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
other interstitial pneumonias ... Idiopathic interstitial pneumonia ... Hypersensitivity pneumonitis ... Treatment: • Mild ... BOOP #pulmonary #ILD
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pseudomonas FUNGAL PNEUMONIAS ... : • Risk: Can ... fever BACTERIAL PNEUMONIAS ... - 20% of pneumonias ... HIV PARASITIC PNEUMONIAS
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... Hypersensitivity pneumonitis ... edema #Diagnosis #Radiology ... #Upper #Lower #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis ... : ill defined centrilobular ... Hypersensitivity pneumonitis ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
Lobar pneumonia ... x-ray there is an ill-defined ... an acute lobar pneumonia ... #Clinical #Radiology ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... and interstitial pneumonia ... #Diagnosis #Radiology ... IdiopathicInterstitialPneumonia #ILD ... #Findings #RadiologyAssistant
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
consolidation due to a pneumonia ... Sterptococcus pneumoniae ... #Clinical #Radiology ... #CXR #Pneumonia ... SilhouetteSign #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
specific interstitial pneumonitis ... Cryptogenic organizing pneumonia ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant