9 results
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Hypersensitivity Pneumonia ... Sarcoidosis • Bronchiectasis ... #CT #Patterns #
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
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • Pleuritic CP ... • CT: Halo sign ... AIDS #pulmonary #differential
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Opacities: • Infectious ... rarely typical pneumonia ... #Radiology #differential ... diagnosis #pulmonary #CXR ... #clinical #CT
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
very important to differentiate ... - Chronic post-infection ... (OP) or chronic ... proteinaceous material ... Radiology #Pulmonary #CXR
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Bronchiectasis - ... Physical stigmata of cor ... CT) • Broncho-arterial ... Laboratory: • ANA, RF, CCP ... #pulmonary #differential
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
allopurinol), Infection ... , C3, C4, anti-CCP ... • CXR (diffuse ... high resolution chest ... CT • Bronchoscopy
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
Broncholithiasis - Differential ... • Recurrent pneumonia ... , • Bronchiectasis ... CT • Bronchoscopy ... Broncholithiasis #Differential
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 ... CT Lung Abscess