1200 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
Chronic eosinophilic pneumonia ... Chronic eosinophilic pneumonia ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing pneumonia ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
Differential diagnosis of TB.
Primary TB: Acute bacterial pneumonia
Secondary TB: Sarcoidosis, Silicosis, Pneumoconiosis
Endobronchial spread of TB: Bronchopneumonia,
Acute bacterial pneumonia ... CTChest #MiliaryTB #Comparison ... Metastases #Mimic #RadiologyAssistant
On the left two different patients with similarl HRCT findings.
The left one is a smoker with
hypersensitivity pneumonits ... CTChest #RBILD #Comparison ... HypersensitivityPneumonitis #ILD #RadiologyAssistant
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
Streptococcus pneumoniae ... Klebsiella pneumoniae ... Mycoplasma pneumoniae ... #Pneumonia #Patterns ... #Diagnosis #Comparison
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 ... Radiology #CXR #Pneumonia ... SilhouetteSign #RadiologyAssistant
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 ... #Interstitial #Pneumonia ... #PJP #RadiologyAssistant
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
Lobar pneumonia ... lobar or segmental pneumonia ... an acute lobar pneumonia ... by Streptcoccus pneumoniae ... #RadiologyAssistant
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
tuberculosis, Bacterial pneumonia ... Pneumocystis jirovecii pneumonia ... , Cryptococcal pneumonia ... Aspergillus Pneumonia ... - 20% of pneumonias
Community Acquired Pneumonia (CAP) - Microbiology
 • Typicals: Strep pneumoniae, H influenzae, Moraxella catarrhalis, Staph aureus,
Community Acquired Pneumonia ... Typicals: Strep pneumoniae ... Legionella, Mycoplasma pneumoniae ... , Chlamydia pneumoniae ... Community #Acquired #Pneumonia