32 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... Septic Emboli, Fungal ... Chronic Infections: TB ... , NTB, Fungal, Parasitic ... Algorithm #lesion #pulmonary
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
Lung Nodules - Differential ... Infectious (viral, TB ... , fungal), Septic ... BrighamChiefs #Lung ... #Distribution #pulmonary
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
of a cavitating lung ... vascular - pulmonary ... abscess (TB, fungal ... #Differential #Lung ... #Pulmonary
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... failure, COPD, Lung ... • CD4 < 200: Pulmonary ... /- High res CT chest ... , AFB), TB PCR sputum
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
affecting the lungs ... infection (NTM) • Fungal ... • Lymphoma • Lung ... • Progressive lung ... #Diagnosis #Management
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... Management: • ... Prevotella • Fungal ... westermani • Other: TB ... #Abscess #pulmonary
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
affecting the lungs ... infection (NTM) • Fungal ... • Lymphoma • Lung ... • Progressive lung ... #Diagnosis #Management
Massive Hemoptysis - Differential Diagnosis Framework and Management
Definition: 150-600 mL over 24 hours
Differential Diagnosis:
 • Tracheobronchial:
PNA, Abscess, TB ... Alveolar Hemorrhage, Lung ... Primary Vascular: Pulmonary ... Intubation 2) Bad Lung ... #pulmonary #criticalcare
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
segment or lobe of lung ... involving both lungs ... Infection (Bacterial, TB ... , NTM, Fungal) ... Bronchiectasis #pulmonary
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Miliary Infection (TB ... , Fungal) • Perilymphatic ... Honeycombing: Idiopathic Pulmonary ... HiRes #HighRes #Chest