24 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
loss, lethargy, fever ... • CT: Halo sign ... • Fever, weight ... be normal • Fever ... , cough and cavitary
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
#Clinical #Radiology #CXR #CTChest #Cavity #Pneumonia #CavitaryPneumonia #RadiologyAssistant
#Clinical #Radiology ... #CXR #CTChest # ... Cavity #Pneumonia ... CavitaryPneumonia #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
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... #Clinical #Radiology ... #CXR #CTChest # ... #SepticEmboli #Cavity ... #RadiologyAssistant
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
this patient have pneumonia ... infiltrate (e.g., CXR, CT ... , ultrasound) - ... Inflammation (e.g., fever ... #Pneumonia #Venn
HRCT findings in Chronic eosinophilic pneumonia
Peripheral consolidations with upper lobe predominance (photo negative of pulmonary edema).
On
Chronic eosinophilic pneumonia ... contrast enhanced CT ... #Clinical #Radiology ... #CTChest #Chronic ... #RadiologyAssistant
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
coughed up, a cavity ... #Clinical #Radiology ... #CXR #CTChest # ... Cavity #Pneumonia ... CavitaryPneumonia #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Lobar pneumonia ... with cough and fever ... #Radiology #CXR ... Consolidation #Causes #RadiologyAssistant
On the left an immunocompromised patient with PCP.
The CT findings are diffuse ground-glass opacification.
The findings are
The CT findings ... #Clinical #Radiology ... #CTChest #PJP # ... Pneumocystis #Pneumonia ... #RadiologyAssistant