Discrepancies between BCID and conventional culture and phenotypic antimicrobial susceptibility test resultsa

PatientBCID result(s)Conventional culture and phenotypic susceptibility testing result(s)
Polymicrobic cultures
    342Enterococcus spp. (vanA/B positive), Candida glabrata, Staphylococcus spp.Vancomycin-susceptible Enterococcus faecium
    13Enterococcus spp. (vanA/B negative)Vancomycin-susceptible Enterococcus avium, Serratia marcescens
    28Enterobacter cloacaeEnterobacter cloacae, Pseudomonas aeruginosa
    41Klebsiella pneumoniae, Enterobacter cloacaeKlebsiella pneumoniae, Enterobacter cloacae, Acinetobacter baumannii
    337Staphylococcus aureus (mecA positive), Candida glabrata, Candida parapsilosisMethicillin-resistant Staphylococcus aureus, Candida glabrata
    51Staphylococcus aureus (mecA negative), Klebsiella pneumoniaeMethicillin-susceptible Staphylococcus aureus, Klebsiella pneumoniae, Enterobacter aerogenes
    2Enterobacter cloacaeEnterobacter cloacae, Klebsiella pneumoniae
Discrepancy in organism identification
    32Klebsiella pneumoniaeEnterobacter aerogenes
    285Enterococcus spp. (vanA/B negative)Not recovered in culture
    5Klebsiella pneumoniaeEnterobacter aerogenes
  • a Two subjects included in the BCID group did not have a BCID panel performed due to operator error. Abbreviation: BCID, blood culture identification panel.