20 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... - Differential ... abscess, Necrotizing ... Chronic Infections: TB ... lesion #pulmonary #differential
Massive Hemoptysis - Differential Diagnosis Framework and Management
Definition: 150-600 mL over 24 hours
Differential Diagnosis:
 • Tracheobronchial:
Parenchymal: PNA, Abscess ... , TB, Mycetoma, ... Alveolar Hemorrhage, Lung ... Intubation 2) Bad Lung ... Management #pulmonary #criticalcare
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... westermani • Other: TB ... Abscess Differential ... #differential #
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
of a cavitating lung ... - pulmonary abscess ... (TB, fungal, staph ... Cavitary #Lesions #Differential ... #Lung #Pulmonary
Posterior Mediastinal Mass - Differential Diagnosis
 • Neurofibroma
 • Neurosarcoma
 • Neuroblastoma
 • Ganglioneuroma
 • Meningocele
Mediastinal Mass - Differential ... • Paraspinal abscess ... • Small cell lung ... Mediastinal #Mass #Differential ... pulmonary #radiology #chest
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
Hemoptysis - Differential ... • Infection: TB ... westermani, PNA, Lung ... abscess, Aspergillosis ... #Hemoptysis #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
Droplets that contain bacilli ... affecting the lungs ... • Lymphoma • Lung ... abscess Primary ... • Progressive lung
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Droplets that contain bacilli ... affecting the lungs ... • Lymphoma • Lung ... abscess Primary ... • Progressive lung
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Hemoptysis - Differential ... Infection: Bacterial (TB ... Necrotizing PNA, Abscess ... Malignancy: Primary lung ... Postprocedural, Lung
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions • 80% with lung ... including: M, avium, TB ... Syphilis • Pyogenic Abscess ... Lesions #Brain #differential