246 results
More common & convincing pneumonia mimics 

Aspiration pneumonitis, 
Pulmonary vasculitis, 
Acute eosinophilic pneummia,  
Cryptogeric organizing
common & convincing pneumonia ... pneumonitis, Pulmonary ... Acute eosinophilic pneummia ... of idiopathic pulmonary ... Emboli #Pneumonia
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 ... #Presentation #Pulmonary
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... cryptogenic organizing pneumonia ... chronic eosinophilic pneumonia ... Diagnosis #Radiology #Pulmonary ... Central #Peripheral #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 ... 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
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
tuberculosis, Bacterial pneumonia ... , Cryptococcal pneumonia ... Aspergillus Pneumonia ... - 20% of pneumonias ... Infections #HIV #AIDS #pulmonary
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
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
• Idiopathic pulmonary ... Acute interstitial pneumonia ... • Eosinophilic pneumonia ... Acute, Chronic • Pulmonary ... #differential #pulmonary
Lobar consolidation
The most common presentation of consolidation is lobar or segmental.
The most common diagnosis is lobar
diagnosis is lobar pneumonia ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Cryptogenic Organizing Pneumonia ... Cryptogenic Organizing Pneumonia ... of organizing pneumonia ... , Pulmonary lymphoma ... #COP #BOOP #pulmonary