10 results
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
CAVITY – a useful ... of a cavitating lung ... - pulmonary abscess ... (TB, fungal, staph ... #Differential #Lung
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... Acute Infections: Lung ... abscess, Necrotizing ... Chronic Infections: TB ... Autoimmunity: RA, GPA #Cavitary
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
Cavitary Lesion with Air-Fluid Level on Chest XRay

70+ year old man with PMH of latent TB
Cavitary Lesion ... Air-Fluid Level on Chest ... man with PMH of latent ... TB s/p treatment ... and pleuritic chest
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... Lung Abscess - Clinical ... CT Lung Abscess ... westermani • Other: TB
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
infections an abscess ... the consolidated lung ... coughed up, a cavity ... infection like TB ... Radiology #CXR #CTChest
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
• Nodular or cavitary ... - M. abscessus ... Kansasii: • Mimics TB ... with: Cavitary ... • Dyspnea, • Chest
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • Pleuritic chest ... Pneumonia: • Chest ... fever, cough and cavitary ... infiltrates, mimicking TB
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Assess functional ... neuroexam - Oral cavity ... change CV risk Chest ... unless prior heart/lung