35 results
Abiotrophia defectiva on Blood Culture and Microscopy
 - only growing on Chocolate Agar
 - Gram pos
defectiva on Blood Culture ... Chocolate Agar - Gram ... pos cocci in chains ... clinical #microscopy #microbiology ... #culture
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
Streptocccus Pneumoniae Microbiology ... : Gram Positive, ... sinus • Sputum culture ... Specificity of 97%) Treatment ... #diagnosis #management
Guide to Interpretation of Positive Blood Cultures

I arrange the potential Gram stain results that one can
Positive Blood Cultures ... (+) cocci, Gram( ... rods, Gram(–) cocci ... Gram(+) cocci are ... Interpretation #Laboratory #Microbiology
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood culture ... negative infective endocarditis ... #negative #Endocarditis ... InfectiousDiseases #Microbiology ... #CNIE #BCNIE #cardiology
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Monocytogenes - Gram-positive ... available • Blood culture ... Monocytogenes #diagnosis #management ... infectiousdiseases #treatment ... #microbiology
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Monocytogenes - Gram-positive ... available • Blood culture ... Monocytogenes #diagnosis #management ... infectiousdiseases #treatment ... #microbiology
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
13%), Pneumonia, Endocarditis ... microorganism (Culture ... Capnocytophaga #canimorsus #microbiology ... infectiousdiseases #diagnosis #management ... #treatment
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
intracellular gram ... test • PCR • Culture ... first line of treatment ... Chlamydia #psittaci #microbiology ... #diagnosis #management
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Hypercoagulable (APLAS) Microbiology ... : Blood cultures ... • Blood cultures ... #diagnosis #management ... #cardiology
Septic Arthritis - Diagnosis and Management Summary
Clinical Exam: hot, swollen, pain with passive AND active ROM
Diagnosis and Management ... arthrocentesis w/ fluid culture ... , Gram stain, cell ... staphylococcus, gram ... until cultures