15 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pseudomonas FUNGAL PNEUMONIAS ... Cytopenias VIRAL PNEUMONIAS ... BACTERIAL PNEUMONIAS ... - 20% of pneumonias ... HIV PARASITIC PNEUMONIAS
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
Interstitial pneumonias ... PCP Mycoplasma pneumonia ... cough and some fever ... #Clinical #Radiology ... #PJP #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 ... #HRCT #CTChest ... #Table #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... responses of the lung ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... ILD #Findings #RadiologyAssistant
On the left a case of chronic eosinophilic pneumonia.
It was a patient with low-grade fever, progressive
with low-grade fever ... and an abnormal chest ... #Clinical #Radiology ... #CTChest #Eosinophilic ... #RadiologyAssistant
Differential diagnosis of TB.
Primary TB: Acute bacterial pneumonia
Secondary TB: Sarcoidosis, Silicosis, Pneumoconiosis
Endobronchial spread of TB: Bronchopneumonia,
Acute bacterial pneumonia ... Hypersensitivity pneumonitis ... #CTChest #MiliaryTB ... #Comparison #Metastases ... #Mimic #RadiologyAssistant
Air Bronchograms in Pneumonia on Lung Ultrasound

Pearl: When lung looks like liver, it's never a good
Bronchograms in Pneumonia ... , it's never a good ... CXR in video for comparison ... #Bronchograms #Pneumonia ... #clinical #pocus
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
for Klebsiella pneumonia ... Pneumonitis 3. ... : • 80% have fever ... decubitus - air fluid level ... Intervention: - Fevers
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... with cough and fever ... nodular interstitial lung ... Clinical #Diagnosis #Radiology ... Consolidation #Causes #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
Hypersensitivity Pneumonitis ... throughout the whole lung ... #CTChest #UIP # ... Comparison #Chronic ... #ILD #RadiologyAssistant