10 results
Infective endocarditis - etiology and sources of infection. 
 • Native and prosthetic 
valve endocarditis
 •
Infective endocarditis ... and sources of infection ... • Native and ... • Soft tissue infections ... #Differential #Microbiology
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
serology: Serial negative ... Frequent false-negative ... large infarct - Infectious ... #comparison #infective ... Marantic #diagnosis #table
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Disseminated Gonococcal Infection ... spread of the Gram-negative ... Laboratory Diagnosis ... joint effusion • Laboratory ... Diagnosis #Management #Microbiology
Clinical Manifestations of Human Herpes Viruses (HHV)

Herpes simplex virus 1	HSV-1	Frequently subclinical (80-90%) Oral lesions (10-20%) congenital
20%) congenital infection ... #Viruses #HHV #Microbiology ... #Diagnosis #Comparison ... #Table
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... devices (CIED) Non-Infectious ... Hypercoagulable (APLAS) Microbiology ... • Coagulase-negative ... infarction • Infectious
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
the majority of infections ... • Gram-negative ... 13%), Pneumonia, Endocarditis ... fusiform gram-negative ... Capnocytophaga #canimorsus #microbiology
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
• India ink - "Negative ... Fungal #Stains #microbiology ... fungi #fungus #comparison ... #table
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
calcium-b) • Laboratory ... versus DIL • Laboratory ... pANCA anti-MPO - Negative ... druginduced #lupus #sle #comparison ... #table #rheumatology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Infectious: • Pre-existing ... devices (CIED) Non-Infectious ... Hypercoagulable (APLAS) Microbiology ... aureus, Coagulase-negative ... staphylococci Culture Negative
6/02/2022 UPDATE: This assay is designed to detect non-variola orthopoxviruses, including monkeypox virus. It is not
reference level Laboratory ... See table below ... Review the Negative ... results) to hospital infection ... #SmallPox #Laboratory