77 results
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... , hemoptysis Treatment ... #Abscess #Diagnosis ... Pulmonary #Clinical #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
• Silicosis • Chronic ... malignancy, and chronic ... and Culture • CXR ... disease • Check CXR ... #Diagnosis #Management
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential Diagnosis ... Infection, Nocardia Chronic ... 12 weeks): • Chronic ... Infections: TB, ... #Disease #Diagnosis
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
• Silicosis • Chronic ... malignancy, and chronic ... and Culture • CXR ... disease • Check CXR ... #Diagnosis #Management
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... pneumonia • Chronic ... Blood cultures • CXR ... early disease) • CXR ... westermani • Other: TB
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - ... Differential Diagnosis ... Dyspnea (underlying lung ... ) • Abnormal CXR ... disease #Chronic
Cicacitration atelectasis
Atelectasis can be the result of fibrosis of lungtissue.
This is seen after radiotherapy and in
radiotherapy and in chronic ... infection, especially TB ... density of the lung ... Clinical #Radiology #CXR
Tuberculin Skin Test Interpretation - Threshold for treatment
Induration cutoff >5mm:
 • Recent exposure to an individual
Threshold for treatment ... • Abnormal CXR ... consistent with old TB ... carcinoma of head/neck/lung ... SkinTest #TST #diagnosis
Cavitary Lesion with Air-Fluid Level on Chest XRay

70+ year old man with PMH of latent TB
PMH of latent TB ... s/p treatment and ... is his original CXR ... Labeled CXR: ... #ChestXRay #Clinical
A 50 yo F with a history of poor dentition presents to the ED with fever
A CXR is done. ... What's the diagnosis ... Diagnosis: Cavitary ... consistent w/ lung ... #ChestXRay #Cavitary