30 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Endemic fungi ( ... < 200: PCP, Aspergillus ... spp, Endemic fungi ... failure, COPD, Lung ... diagnosis #evaluation #differential
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Negative Abscess - Differential ... : Aspergillus, Cryptococcus ... : Aspergillus, Mucormycosis ... Negative #Abscess #Differential ... #Diagnosis #InfectiousDiseases
Differential diagnosis of Skin + Eye infections
 • Bacterial: Staph spp, Strep spp, Pseudomonas spp, Bartonella,
Differential diagnosis ... VZV, CMV, HIV • Fungal ... : Candida spp, Aspergillus ... #dermatology #InfectiousDiseases ... Diagnosis #viral #fungal
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Fungal Biomarkers ... Polysaccharide cell wall component ... of many fungi ... BAL GM does not differentiate ... Clav (may be + as long
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
difficile (gut) • Fungi ... (mucosa), Aspergillus ... : Aspergillus spp ... Infections #Timeline #differential ... diagnosis #causes #infectiousdiseases
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
Gram-negative bacilli - Fungi ... (Candida, Aspergillus ... Gram-negative bacilli - Fungi ... Pathogens #Diagnosis #Differential ... #InfectiousDiseases
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
• Cell wall component ... of many fungi ... in BAL does not differentiate ... result in + as long ... closely related fungi
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Pericardial Effusion - Differential ... Coxiella burnetii • Fungal ... : Histoplasma, Aspergillus ... - Metastatic: Lung ... Pericardial #Effusion #Differential
Echinococcus Life Cycle
1) Adult in small intestine eggs
2) Embryonated egg in feces
3) Oncosphere hatches; penetrates intestinal
commonly liver and lung ... LifeCycle #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Rigors And Bacteremia - Overview

• Rigors are a response to the release of cytokines and prostaglandins
PATHOPHYSIOLOGY: ... Lipopolysaccharide components ... Double-stranded RNA • Fungi ... Mannan and glucan components ... #InfectiousDiseases