11 results
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... to rnonths • Fever ... , hemoptysis Treatment ... meropenem) #Lung ... Pulmonary #Clinical #CXR
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... : • 80% have fever ... Blood cultures • CXR ... decubitus - air fluid level
A 50 yo F with a history of poor dentition presents to the ED with fever
to the ED with fever ... A CXR is done. ... consistent w/ lung ... abscess #Clinical ... #Radiology #CXR
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... night sweats, fever ... Complications: Abscess ... Persistent bacteremia/fevers ... diagnosis #management #cardiology
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Source control (abscess ... lines, osteo, endocarditis ... (daptomycin in lungs ... • Secondary to Treatment ... SJS, DIHS, drug fever
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
SIow growing, Long ... • Cellulitis: Fever ... 13%), Pneumonia, Endocarditis ... Treatment: • 50% ... microbiology #zoonotic #infectiousdiseases
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
, verrucous) - Lung ... night sweats, fever ... hematuria, + RF Treatment ... Persistent bacteremia/fevers ... #infectiousdiseases
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
respiratory symptoms • Fever ... pulmonary symptoms • Rheumatologic ... infection • Cough, fever ... Sinusitis • Brain abscess ... • Isolated fever
Tricuspid Valve Endocarditis on POCUS Echocardiogram

Patient with active IVDU presents with fever, sepsis.  More likely
Tricuspid Valve Endocarditis ... presents with fever ... frequently have lung ... emboli (see CT cor ... Echocardiogram #clinical #cardiology
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
abscess Primary ... Active TB: • Fever ... and Culture • CXR ... Tuberculosis Treatment ... disease • Check CXR