13 results
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
Sign on Chest CT ... surrounding a fungal ... cavity • DDx: ... #Lung #Pulmonary ... #diagnosis #radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Blood cultures • CXR ... early disease) • CXR ... seen • Chest CT ... Prevotella • Fungal ... #Abscess #pulmonary
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... - Endemic fungi ... differential #diagnosis #pulmonary ... #CXR #clinical ... #CT
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
infection (NTM) • Fungal ... and Culture • CXR ... disease • Check CXR ... TB #Diagnosis #Management ... #Treatment #ActiveTB
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
infection (NTM) • Fungal ... and Culture • CXR ... disease • Check CXR ... TB #Diagnosis #Management ... #Treatment #ActiveTB
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Inhalation of spores ... change in the lungs ... nails, bronchi, lungs ... infection have positive ... #Diagnosis #Management
Coccidioidomycosis (Coccidioides): Valley Fever - Summary Sheet
 • Morphology
 • Geography, Reservoir and Mode of Transmission
periods after rain/storms ... - Mild pulmonary ... disease: no treatment ... : no treatment ... #summary #fungal
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
influenced by: Gravity ... Obstructive lung ... After treatment ... #Clinical #Radiology ... #CXR #CHF #Alveolar
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
suspected) - CT ... chest; CT abdomen ... > 4 days → add fungal ... interventional radiology ... renal failure, pulmonary
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... Blood cultures are positive ... Cerebral > Splenic, pulmonary ... nodes • Roth’s spots ... Endocarditis #diagnosis #management