11 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 negative ... #Infections #Microbiology ... #Micro #Differential ... Bloodculture #Bloodcx #bcx
How to Determine a Contaminant vs True Infection 

What is the organism? Most 
common contaminants:
• Coagulase-negative ... How many blood culture ... Can check antibiograms ... species from the micro ... Contamination #Diagnosis #BCx
Guide to Interpretation of Positive Blood Cultures

I arrange the potential Gram stain results that one can
Positive Blood Cultures ... call from the micro ... Fewer positive cultures ... reason to go to micro ... Interpretation #Laboratory #Microbiology
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
Alpha-hemolytic, Catalase Negative ... common cause of: CAP ... sinus • Sputum culture ... Specificity of 97%) Treatment ... #diagnosis #management
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Diagnosis and Management ... Yield of blood CX ... screening: High negative ... #treatment #Pulmonary ... #Community #Acquired
CAPD-associated peritonitis (Continuous Ambulatory Peritoneal Dialysis) - 5 Things To Know
Diagnosis (Two of the following):
(1) Clinical
CAPD-associated ... Positive effluent culture ... Microbiology: • ... diverticulitis) Treatment ... peritonitis #Diagnosis #Management
Temporary / External Pacing
 • Transvenous & epicardial pacing are temporary methods of supporting brady- &
or definitive treatment ... implanted pacemaker) can ... external pacer box ... External #Pacing #cardiology ... #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 ... • Coagulase-negative ... Endocarditis #diagnosis #management ... #cardiology
Intern Pocket Cards - Pre-Rounding Guide - Daily Checklist
Overnight Events:
 - Night float signout, nursing notes
Interdisciplinary
preliminary or final Microbiology ... - Bacterial culture ... not considered “negative ... modified home meds can ... PreRounding #Checklist #management
Treating Condyloma Acuminatum (Genital Warts) - IDSA
Patients with HIV may have larger or more numerous warts,
than HIV-negative ... option maybe required ... session • TCA or BCA ... laser surgery can ... #Warts #idsa #management