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

C = cancer
mnemonic for the causes ... C = cancer - ... abscess (TB, fungal ... bronchogenic cyst #Diagnosis ... Mnemonic #Cavitary #Lesions
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Abscess Diagnosis ... foreign body, cancer ... Prevotella • Fungal ... #Abscess #pulmonary
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Granuloma • Abscess ... cancer • Metastases ... ("cannonball lesions ... Infection: • Fungal ... #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
fibrotic lesions ... infection (NTM) • Fungal ... cancer • Septic ... abscess Primary ... #Diagnosis #Management
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
fibrotic lesions ... infection (NTM) • Fungal ... cancer • Septic ... abscess Primary ... #Diagnosis #Management
Blastomycosis (Blastomyces): Gilchrist’s disease, Chicago disease - Summary Sheet
 • Morphology
 • Geography, Reservoir and Mode
the Great Lakes region ... - Sporadic cases ... presentation of TB ... , lung cancer, and ... management #summary #fungal
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Nodular or cavitary lesions ... Kansasii: • Mimics TB ... disease, alcohol, cancer ... Diagnosis Of NTM
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
duration is 6 to 12 ... fumigatus, A. flavus ... Sinusitis • Brain abscess ... change in the lungs ... nails, bronchi, lungs
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
, pulmonary infiltrates ... lymphadenitis, pulmonary ... osteomyelitis, cutaneous abscesses ... , hypoxia, and pulmonary ... • Parvovirus B19