23 results
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... - Differential Diagnosis ... Metastases, Miliary Infection ... , Infection, Neoplasm ... Bronchiectasis: Prior Infection
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... spp, Atypical infection ... Microsporidum Non-infectious ... bronchoscopy Infectious ... #Pulmonary #Infections
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Differential Diagnosis ... Opacities: • Infectious ... Nocardia, zoonotic infections ... #diagnosis #pulmonary ... CXR #clinical #CT
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... allopurinol), Infection ... high resolution chest ... CT • Bronchoscopy ... DAH, rule out infection
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
such as lymphoma, infection ... carcinoma, the diagnosis ... #Clinical #Radiology ... #CTChest #COP # ... Pneumonia #ILD #RadiologyAssistant
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
: • Recurrent infection ... obstruction • COPD ... Hypersensitivity: ABPA • Infection ... • Superimposed infection ... airway • Treating infections
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
The diagnosis of ... bronchiectasis is prior infection ... chronic bronchitis, COPD ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
the differential diagnosis ... - Chronic post-infection ... organizing pneumonia (OP ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Tree-in-bud almost always indicates the presence of:
Endobronchial spread of infection (TB, MAC, any bacterial bronchopneumonia)
Airway disease
Endobronchial spread of infection ... associated with infection ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #RadiologyAssistant
Crazy Paving is a combination of ground glass opacity with superimposed septal thickening (5).
It was first
Organizing pneumonia (COP ... /BOOP) - Infection ... AIP) #Clinical #Radiology ... #CTChest #CrazyPaving ... AlveolarProteinosis #RadiologyAssistant