9 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
abscess, Necrotizing ... Septic Emboli, Fungal ... Nocardia Chronic (≥ 12 ... cancer, Metastatic ... Diagnosis #Algorithm #lesion
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
of a cavitating lung ... C = cancer - ... - pulmonary abscess ... (TB, fungal, staph ... Mnemonic #Cavitary #Lesions
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Granuloma • Abscess ... cancer • Metastases ... ("cannonball lesions ... Infection: • Fungal
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... stable residual lesion ... foreign body, cancer ... Prevotella • Fungal
Blastomycosis (Blastomyces): Gilchrist’s disease, Chicago disease - Summary Sheet
 • Morphology
 • Geography, Reservoir and Mode
the Great Lakes region ... presentation of TB, lung ... cancer, and histoplasmosis ... Itraconazole 6-12 ... management #summary #fungal
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Pulmonary fibrotic lesions ... infection (NTM) • Fungal ... cancer • Septic ... emboli • Lung ... abscess Primary
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Pulmonary fibrotic lesions ... infection (NTM) • Fungal ... cancer • Septic ... emboli • Lung ... abscess Primary
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
infections (90%), Fungal ... infections (caries, abscess ... subdural hematoma, lung ... cancer, central ... Hemoptysis • Loss of vision
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