27 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
Spontaneous Bacterial Peritonitis 
Clinical 
 • Fever 
 • Chills 
 • Abdominal pain 
Diagnosis
Spontaneous Bacterial Peritonitis ... • Positive Gram ... stain/culture ... Management • Third ... Spontaneous #Bacterial #Peritonitis
CAPD-associated peritonitis (Continuous Ambulatory Peritoneal Dialysis) - 5 Things To Know
Diagnosis (Two of the following):
(1) Clinical
Microbiology: • ... 45-65% Gram positive ... aureus) • 15-35% Gram ... diverticulitis) Treatment ... #Diagnosis #Management
Peritonitis - Spontaneous vs Secondary vs Peritoneal Dialysis Associated Peritonitis
Spontaneous Bacterial Peritonitis
 • Cirrhosis (high SAAG)
Peritonitis - Spontaneous ... PMN > 250 • Treatment ... PMNs 3) Positive Culture ... • Treatment: ... Intraperitoneal vancomycin + gram
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
: Gram Positive, ... osteomyelitis, peritonitis ... 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
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
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
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