10 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
identified, Strep pneumoniae ... (Mycoplasma pneumoniae ... Evaluation: Imaging (CXR ... /- High res CT chest ... diagnosis #evaluation #differential
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
- Chronic post-infection ... (OP) or chronic ... proteinaceous material ... #Diagnosis #Radiology ... #Pulmonary #CXR
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... necrosis (7-14 days later ... Blood cultures • CXR ... early disease) • CXR ... Differential Diagnosis
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Radiology • Miliary ... Opacities: • Infectious ... rarely typical pneumonia ... #Radiology #differential ... diagnosis #pulmonary #CXR
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
such as lymphoma, infection ... cryptogenic organizing pneumonia ... #Clinical #Radiology ... #CTChest #COP # ... Cryptogenic #Organizing #Pneumonia
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Edema, Hemorrhage, Pneumonia ... Hypersensitivity Pneumonia ... #CT #Patterns #Differential ... Diagnosis #pulmonary #radiology
Pulmonary Tuberculosis - Patterns of Involvement
 • Scarring, Nodules and Consolidation
    - Lobar
spread of MTB infection ... • Cavitation, Abscess ... #TB #Patterns #chest ... xray #clinical #radiology ... #CXR
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
virulent pyogenic infections ... an abscess may ... granulomatous infection ... #Clinical #Radiology ... #CXR #CTChest #
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... with symmetrical bilateral ... hypersensitivity pneumonitis, infection ... Diagnosis #Pulmonary #Radiology ... ReverseHaloSign #Differential
Crazy Paving is a combination of ground glass opacity with superimposed septal thickening (5).
It was first
proteinosis, but later ... NSIP - Organizing pneumonia ... (COP/BOOP) - Infection ... AIP) #Clinical #Radiology ... #CTChest #CrazyPaving