7736 results
Diagnostic Testing for Meningitis
History:
 • Triad: Fever, neck stiffness, and altered mental status
 • Sens: 44%
Diagnostic Testing ... protein, gram stain, culture ... #Meningitis #diagnosis ... #testing #physicalexam ... #Specificity #diagnosis
Janeway Lesions in Endocarditis seen on Physical Exam 

Dr Supradip Ghosh
@dr_supradip

36 year old male with history
Blood cultures growing ... could have been diagnosed ... #Endocarditis #PhysicalExam
Stool Cultures - Indications in Diarrhea
Patient Categories to Order Stool Cultures On:
 • Persisting 1 week
Stool Cultures - ... to Order Stool Cultures ... positive stool culture ... iMedEducation #Stool #Cultures ... #Indications #diagnosis
Blood Culture Collection Algorithm - Adult Patients with Suspected Systemic Infection 

Pawlowicz et al evidenced based
Blood Culture Collection ... to obtain blood cultures ... drawing blood cultures ... warrant blood cultures ... warrant blood cultures
Duke's Criteria for Infective Endocarditis
Definite IE - Pathologic Criteria:
 • Pathologic lesions - vegetation or intracardiac
demonstrated by culture ... Positive blood cultures ... positive blood culture ... positive blood culture ... #Endocarditis #diagnosis
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
Peripheral blood cultures ... • Additional culture ... fever, positive cultures ... Obtain single blood culture ... #criticalcare #diagnosis
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
Negative Blood Cultures ... antibiotics prior to cultures ... Number one cause of culture ... BloodCultures #Diagnosis
Endocarditis - Duke Criteria - Major and Minor

MAJOR CRITERIA: 
 - Persistently +ve blood culture for
Persistently +ve blood culture ... Positive blood cultures ... #Major #Minor #Diagnosis
Positive Seidel test on fluorescein stain exam

Globe rupture can be identified by a positive Seidel test
exam Globe rupture ... in making the diagnosis ... Globe rupture should ... #Globe #Rupture ... Ophthalmology #PhysicalExam
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Differential Diagnosis ... having positive cultures ... including blood cultures ... counts may delay diagnosis ... #differential #diagnosis