15 results
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
: Viral PCP Mycoplasma ... pneumonia. ... This was a PCP-infection ... #Clinical #Radiology ... #PJP #RadiologyAssistant
On the left an immunocompromised patient with PCP.
The CT findings are diffuse ground-glass opacification.
The findings are
immunocompromised patient with PCP ... not specific for PCP ... clinical setting PCP ... #Clinical #Radiology ... #CTChest #PJP #
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Filling of the alveolar ... or interstitial lung ... bronchiolitis, PCP ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... (PJP), MAI, Cryptococcal ... infiltrates PJP ... phagocytic function of alveolar ... Infections #HIV #AIDS #pulmonary
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
• CD4 < 200: PCP ... failure, COPD, Lung ... /- High res CT chest ... Fungal, AFB), TB PCR ... sputum, PCP DFA
Crazy Paving is a combination of ground glass opacity with superimposed septal thickening (5).
It was first
NSIP - Organizing pneumonia ... ) - Infection (PCP ... Bronchoalveolarca (BAC) - Pulmonary ... AIP) #Clinical #Radiology ... #CTChest #CrazyPaving
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
Crazy Paving on Chest ... pulm hge, ARDS, PJP ... Paving #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
#radiology #ctchest #differential

Differential Diagnosis of Ground-glass Opacity.

Some abbreviations
HP: Hypersensitive pneumonitis
DIP: Desquamative interstitial pneumonia
PAP: Pulmonary alveolar proteinosis
MIA:
#radiology #ctchest ... Desquamative interstitial pneumonia ... PAP: Pulmonary ... alveolar proteinosis
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
Attenuation on Chest ... DDx: BO, CTEPH, PJP ... Attenuation #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Crescent Sign on Chest ... bronchogenic Ca, PJP ... Crescent #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical