21 results
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... to rnonths • Fever ... #Abscess #Diagnosis ... Pulmonary #Clinical #CXR ... #ChestXRay
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... • Lymphoma • TB ... Sweats: • TB ... or lung abscess ... #Differential #Diagnosis
A 50 yo F with a history of poor dentition presents to the ED with fever
to the ED with fever ... consistent w/ lung ... abscess #Clinical ... #Radiology #CXR ... #ChestXRay #Cavitary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... : • 80% have fever ... Abscess Diagnosis ... westermani • Other: TB
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
abscess Primary ... : • Fever • Weight ... and Culture • CXR ... disease • Check CXR ... #Diagnosis #Management
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
- Differential Diagnosis ... Red Flags: • Fever ... sweats, chills (infection ... lymadenopathy, clubbing, chest ... ) • Abnormal CXR
Pulmonary Tuberculosis - Patterns of Involvement
 • Scarring, Nodules and Consolidation
    - Lobar
spread of MTB infection ... - Air-fluid level ... • Cavitation, Abscess ... #Tuberculosis #TB ... #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
abscess Primary ... : • Fever • Weight ... and Culture • CXR ... disease • Check CXR ... #Diagnosis #Management
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... infiltrates, mimicking TB ... #Infections #HIV ... #differential #diagnosis
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Kansasii: • Mimics TB ... Presentation: Fever ... Manifestations: • Fever ... • Dyspnea, • Chest ... • Fever and weight