23 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
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Emphysema - Lung ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #Diagram ... #Comparison #Honeycombing
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Venn Diagram - Does ... Diagnosis is generally ... infiltrate (e.g., CXR ... Inflammation (e.g., fever ... #Diagnosis #Pulmonolary
A 50 yo F with a history of poor dentition presents to the ED with fever
to the ED with fever ... A CXR is done. ... consistent w/ lung ... abscess #Clinical #Radiology ... #CXR #ChestXRay
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
TB: • Fever • ... Active TB: • ... and Culture • CXR ... disease • Check CXR ... #Diagnosis #Management
Cavitary Lesion with Air-Fluid Level on Chest XRay

70+ year old man with PMH of latent TB
with Air-Fluid Level ... on Chest XRay ... PMH of latent TB ... #ChestXRay #Clinical ... #Pulmonary #Radiology
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
TB: • Fever • ... Active TB: • ... and Culture • CXR ... disease • Check CXR ... #Diagnosis #Management
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
a patient with active ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... : • 80% have fever ... decubitus - air fluid level ... westermani • Other: TB ... #Abscess #pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • Fever, weight ... infiltrates, mimicking TB ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis