12 results
Massive Hemoptysis - Differential Diagnosis Framework and Management
Definition: 150-600 mL over 24 hours
Differential Diagnosis:
 • Tracheobronchial:
Neoplasm, Bronchitis, Bronchiectasis ... PNA, Abscess, TB ... Alveolar Hemorrhage, Lung ... Embolism, Vasculitis ... #Diagnosis #Management
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
Bronchiectasis - ... CAN YOU SEE ON CT ... Infection (Bacterial, TB ... #pulmonary #diagnosis ... #differential #
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
cancer • Septic emboli ... characteristic features Clinical ... pneumothorax, bronchiectasis ... Tuberculosis Diagnosis ... #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
cancer • Septic emboli ... characteristic features Clinical ... pneumothorax, bronchiectasis ... Tuberculosis Diagnosis ... #Diagnosis #Management
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Infection: TB ... in the adjacent lung ... high-resolution chest CT ... #pulmonary #differential ... #diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... seen • Chest CT ... westermani • Other: TB ... #Abscess #pulmonary
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
CD4 > 200: Pulm embolism ... failure, COPD, Lung ... CXR +/- High res CT ... Fungal, AFB), TB ... HIVAIDS #workup #diagnosis
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Centrilobular nodules - Bronchiectasis ... Kansasii: • Mimics TB ... Disease: Clinical ... Imaging, high res CT ... NTM #Infections #differential
Cystic lung disease
Lung cysts are defined as radiolucent areas with a wall thickness of less than
listed in the table ... in infection (TB ... #Diagnosis #Radiology ... #Pulmonary #Cystic ... #Differential #
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
Also known as: Lung ... Broncholithiasis - Clinical ... pneumonia, • Bronchiectasis ... bronchus • Chest CT ... #Diagnosis #pulmonary