7 results
SPICE (SPACE) Organisms
 - Colloquial acronym for gram-negative bacteria that have inducible, chromosomal beta-lactamase genes known
acronym for gram-negative ... genes known as AmpC ... of exposure to beta-lactam ... #Diagnosis #Microbiology ... Bacteria #Organisms #AmpC
SPICE (SPACE) Organisms

Gram-negative bacteria that have inducible, chromosomal beta-lactamase genes known as AmpC - Resistance may
Organisms Gram-negative ... genes known as AmpC ... therapy to all beta-lactams ... #Diagnosis #Microbiology ... Bacteria #Organisms #AmpC
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
blood culture negative ... infective endocarditis ... #Endocarditis # ... InfectiousDiseases ... #Microbiology #
HECK YES - Mnemonic for Organisms with AmpC Resistance

H	Hafnia alvei
E	Enterobacter cloacae
C	Citrobacter freundii
K	Klebsiella aerogenes
Yes	Yersinia enterocolitica

Formerly SPICE /
Organisms with AmpC ... Gram-negative bacteria ... inducible, chromosomal beta-lactamase ... of exposure to beta-lactam ... Antibiotics #Diagnosis #Microbiology
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
infections • Gram-negative ... 13%), Pneumonia, Endocarditis ... fusiform gram-negative ... Capnocytophaga #canimorsus #microbiology ... #zoonotic #infectiousdiseases
(1,3)-β-d-glucan
Abundant cell wall polysaccharide, found in most fungi, except cryptococci, zygomycetes (mucor, rhizophus) and blastomyces.
Sensitivity 64%-93%;
87%-100% False Negatives ... TheIDtrivia #beta ... dglucan #glucan #betad ... diagnosis #laboratory #microbiology ... #infectiousdiseases
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Endocarditis - Overview ... Hypercoagulable (APLAS) Microbiology ... aureus, Coagulase-negative ... staphylococci Culture Negative ... Diagnosis #cardiology #infectiousdiseases