6 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
: Lung abscess, ... Septic Emboli, Fungal ... Chronic (≥ 12 ... : TB, NTB, Fungal ... #lesion #pulmonary
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Granuloma • Abscess ... Metastases ("cannonball lesions ... Breast, Testicle) Infection ... : • Fungal • ... #Causes #Pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Abscess Management ... stable residual lesion ... Prevotella • Fungal ... #Abscess #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
affecting the lungs ... lesions • Malnutrition ... (NTM) • Fungal ... abscess Primary ... TB #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
affecting the lungs ... lesions • Malnutrition ... (NTM) • Fungal ... abscess Primary ... TB #Diagnosis #Management
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 ... #Diagnosis #Management