77 results
Blood culture contaminants
Grouped by gram negative vs gram positive vs other as well as never/maybe/probably
Some additional
Blood culture contaminants ... Grouped by gram ... Diseases #Infections ... #Microbiology # ... Differential #Ddx #Diagnosis
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Monocytogenes - Gram-positive ... Diagnosis: ... • Stool culture ... #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 ... Diagnosis: ... • Stool culture ... #management #infectiousdiseases ... #treatment #microbiology
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
Aerobic fastidious gram-negative ... Coccobacillus - Zoonotic Infection ... Serology (preferred), Culture ... #management #treatment ... infectiousdiseases #microbiology
Guide to Interpretation of Positive Blood Cultures

I arrange the potential Gram stain results that one can
(+) cocci, Gram( ... rods, Gram(–) cocci ... Gram(+) cocci are ... Interpretation #Laboratory #Microbiology ... #Diagnosis
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
: Gram Positive, ... • Most common cause ... sinus • Sputum culture ... Specificity of 97%) Treatment ... #diagnosis #management
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
vs Noninfective Causes ... • Autoimmune disease ... • Systemic infection ... • HACEK • Culture-negative ... #Differential #Diagnosis
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
intracellular gram ... hemoptysis, diarrhea Diagnosis ... test • PCR • Culture ... Chlamydia #psittaci #microbiology ... #diagnosis #management
Diabetic foot infections (DFIs) is a common complication of longstanding diabetes, and it is associated with
peripheral arterial disease ... cocci, and especially ... follow antibiotic treatment ... cocci in many acutely ... the underlying cause
Oroya Fever
Hematologic disease caused by Bartonella bacilliformis
Restricted to the Andes highlands of Peru & Ecuador
B. bacilliformis:
Fever Hematologic disease ... caused by Bartonella ... bacilliformis: - Gram ... TREATMENT: ​• Acute ... #management #Bartonella