15 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential ... Diagnosis and Workup ... Algorithm Acute ... #lesion #pulmonary ... #differential
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
recovery rate of bacteria ... highly fastidious bacteria ... intra-cellular bacteria ... under BCNIE, these bacteria ... Valvular 16S (bacteria
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... in HIV-AIDS Bacterial ... failure, COPD, Lung ... #workup #diagnosis ... #evaluation #differential
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
intracellular rod-shaped bacteria ... affecting the lungs ... Response: • Most bacteria ... disease, bacteremia ... characteristic features Clinical
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... Opacities: • Infectious ... - Select Bacteria ... #diagnosis #pulmonary ... #CXR #clinical
Aortitis - Diagnosis and Workup
Clinical History:
 - Fever, weight loss, deterioration of general health
 - Aortic
Diagnosis and Workup ... Clinical History ... on the cause Infections ... Mycobacterium, Pyogenic bacteria ... #Differential #
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
intracellular rod-shaped bacteria ... affecting the lungs ... Response: • Most bacteria ... disease, bacteremia ... characteristic features Clinical
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Lung Abscess - Clinical ... Pathogens: • Aerobic Bacteria ... • Anaerobic Bacteria ... #Abscess #pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
: • Recurrent infection ... in the adjacent lung ... of the affected lung ... cultures (sputum for bacteria ... #differential #
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Dehydrogenase (LDH) - Differential ... Legionnaires disease • Pulmonary ... Pneumonia • Other lung ... Disorders: • Bacterial ... • Toxins • Infection