10 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential ... abscess, Necrotizing ... Pneumonia, Septic Emboli ... Chronic Infections: TB ... Algorithm #lesion #pulmonary
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
embolus I = infection ... - pulmonary abscess ... (TB, fungal, staph ... Cavitary #Lesions #Differential ... #Lung #Pulmonary
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 ... Embolism, Vasculitis ... Intubation 2) Bad Lung
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... westermani • Other: TB ... Abscess Differential ... #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
cancer • Septic emboli ... • Lung abscess ... characteristic features Clinical ... and Culture • CXR ... disease • Check CXR
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 ... • Lung abscess ... characteristic features Clinical ... and Culture • CXR ... disease • Check CXR
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... Cerebral > Splenic, pulmonary ... Marantic (NTBE) Differential ... via ASD • Metastatic ... Complications: Abscess
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
CD4 > 200: Pulm embolism ... failure, COPD, Lung ... Evaluation: Imaging (CXR ... Fungal, AFB), TB ... diagnosis #evaluation #differential
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... , verrucous) - Lung ... Cerebral > Splenic, Pulmonary ... via ASD • Metastatic ... #Endocarditis #Differential
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Illnesses: • Pulmonary ... Kansasii: • Mimics TB ... Disease: Clinical ... Disease: • Clinical ... NTM #Infections #differential