17 results
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
- Chest Radiology ... rarely typical pneumonia ... #Chest #Radiology ... diagnosis #pulmonary #CXR ... #clinical #CT
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
according to CT-scan ... patterns. ... - Viral pneumonia ... ComputedTomography #Differential ... #Diagnosis #Chest
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
acute reticular pattern ... : Viral PCP Mycoplasma ... This was a PCP-infection ... #Clinical #Radiology ... #CXR #Acute #Interstitial
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
identified, Strep pneumoniae ... Evaluation: Imaging (CXR ... +/- High res CT ... chest scan), CBC ... diagnosis #evaluation #differential
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Hypersensitivity Pneumonia ... #CT #Patterns # ... #pulmonary #radiology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • CT: Halo sign ... Cytopenias VIRAL ... AIDS #pulmonary #differential
Usual Interstitial Pneumonia (UIP) pattern on Chest CT
75 M with progressive dyspnea. Typical usual interstitial pneumonia
Pneumonia (UIP) ... pattern on Chest ... CT 75 M with progressive ... pattern: - Subpleural ... #IPF #ChestCT #radiology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
allopurinol), Infection ... anti-ANCA ab, anti-GBM ... , anti-CCP • CXR ... high resolution chest ... CT • Bronchoscopy
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
virulent pyogenic infections ... granulomatous infection ... is not seen in viral ... #Clinical #Radiology ... #CXR #CTChest #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Blood cultures • CXR ... early disease) • CXR ... CT Lung Abscess ... Lung Abscess Differential