12 results
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... - Differential Diagnosis ... Lymphangitic Carcinoma, Interstitial ... Miliary Infection (TB ... #CT #Patterns #
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Lymphocytic or lymphoid interstitial ... +/- High res CT ... chest scan), CBC ... Fungal, AFB), TB ... HIVAIDS #workup #diagnosis
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Imaging: • CXR ... Organizing Pneumonia - Diagnosis ... #BOOP #pulmonary ... #ILD #diagnosis ... #management
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
symptoms of active pulmonary ... tissue damage - CXR ... for concomitant pulmonary ... involvement - CT ... #Diagnosis #Management
Pulmonary Renal Syndrome

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

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
cough Pleuritic CP ... Tuberculosis Diagnosis ... and Culture • CXR ... disease • Check CXR ... #Diagnosis #Management
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
cough Pleuritic CP ... Tuberculosis Diagnosis ... and Culture • CXR ... disease • Check CXR ... #Diagnosis #Management
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Organizing pneumonia (OP ... this is nodular interstitial ... #Clinical #Diagnosis ... #Radiology #CXR
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Blood cultures • CXR ... early disease) • CXR ... CT Lung Abscess ... westermani • Other: TB ... Lung #Abscess #pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Infection: TB ... Physical stigmata of cor ... parenchyma Diagnosis ... CT) • Broncho-arterial ... #differential #diagnosis