Lance R Peterson

Summary

Affiliation: University of Chicago
Country: USA

Publications

  1. pmc To screen or not to screen for methicillin-resistant Staphylococcus aureus
    Lance R Peterson
    NorthShore University Healthsystem, Department of Laboratory Medicine and Pathology, 2650 Ridge Avenue, Walgreen Bldg, SB525, Evanston, IL 60201, USA
    J Clin Microbiol 48:683-9. 2010
  2. doi request reprint Molecular laboratory tests for the diagnosis of respiratory tract infection due to Staphylococcus aureus
    Lance R Peterson
    Department of Pathology and Laboratory Medicine, NorthShore University HealthSystem NorthShore and University of Chicago, Evanston, Illinois v, USA
    Clin Infect Dis 52:S361-6. 2011
  3. pmc Multicenter evaluation of the LightCycler methicillin-resistant Staphylococcus aureus (MRSA) advanced test as a rapid method for detection of MRSA in nasal surveillance swabs
    Lance R Peterson
    NorthShore University Healthsystem, Department of Pathology and Laboratory Medicine, 2650 Ridge Avenue, Walgreen Bldg, SB525, Evanston, IL 60201, USA
    J Clin Microbiol 48:1661-6. 2010
  4. ncbi request reprint Universal surveillance for methicillin-resistant Staphylococcus aureus in 3 affiliated hospitals
    Ari Robicsek
    Evanston Northwestern Healthcare and Northwestern University Feinberg School of Medicine, Evanston, Illinois 60201, USA
    Ann Intern Med 148:409-18. 2008
  5. pmc Performance of the BD GeneOhm methicillin-resistant Staphylococcus aureus test before and during high-volume clinical use
    Suzanne M Paule
    Department of Pathology and Laboratory Medicine, Evanston Northwestern Healthcare, 2650 Ridge Avenue, Evanston, IL 60201, USA
    J Clin Microbiol 45:2993-8. 2007
  6. pmc Optimization of a laboratory-developed test utilizing roche analyte-specific reagents for detection of Staphylococcus aureus, methicillin-resistant S. aureus, and vancomycin-resistant Enterococcus species
    Maitry S Mehta
    Evanston Northwestern Healthcare, Evanston, Illinois 60201, USA
    J Clin Microbiol 46:2377-80. 2008
  7. doi request reprint Significant impact of terminal room cleaning with bleach on reducing nosocomial Clostridium difficile
    Donna M Hacek
    NorthShore University Healthsystem, Department of Pathology and Laboratory Medicine, Division of Microbiology, Evanston, IL 60201, USA
    Am J Infect Control 38:350-3. 2010
  8. ncbi request reprint Laboratory testing for Clostridium difficile infection: light at the end of the tunnel
    Lance R Peterson
    Department of Medicine, NorthShore University Healthsystem, University of Chicago, Evanston, IL, USA
    Am J Clin Pathol 136:372-80. 2011
  9. doi request reprint Electronic surveillance for infectious disease trend analysis following a quality improvement intervention
    Kari E Peterson
    Department of Laboratory Medicine and Pathology, Division of Microbiology, NorthShore University Healthsystem, Evanston, Illinois 60201, USA
    Infect Control Hosp Epidemiol 33:790-5. 2012
  10. pmc Staphylococcus aureus nasal decolonization in joint replacement surgery reduces infection
    Donna M Hacek
    Evanston Northwestern Healthcare, Evanston, IL, USA
    Clin Orthop Relat Res 466:1349-55. 2008

Collaborators

Detail Information

Publications30

  1. pmc To screen or not to screen for methicillin-resistant Staphylococcus aureus
    Lance R Peterson
    NorthShore University Healthsystem, Department of Laboratory Medicine and Pathology, 2650 Ridge Avenue, Walgreen Bldg, SB525, Evanston, IL 60201, USA
    J Clin Microbiol 48:683-9. 2010
    ..Lance Peterson of Evanston Hospital (Evanston, IL) offers his perspective on why screening for MRSA is to be encouraged. Dr. Daniel Diekema of the University of Iowa Carver College of Medicine (Iowa City, IA) offers an opposing view...
  2. doi request reprint Molecular laboratory tests for the diagnosis of respiratory tract infection due to Staphylococcus aureus
    Lance R Peterson
    Department of Pathology and Laboratory Medicine, NorthShore University HealthSystem NorthShore and University of Chicago, Evanston, Illinois v, USA
    Clin Infect Dis 52:S361-6. 2011
    ..The FDA is encouraged to work closely with industry providers to expedite the evaluation and clearance process for molecular diagnostic devices detecting S. aureus (including MRSA) in the diagnosis of respiratory tract infection...
  3. pmc Multicenter evaluation of the LightCycler methicillin-resistant Staphylococcus aureus (MRSA) advanced test as a rapid method for detection of MRSA in nasal surveillance swabs
    Lance R Peterson
    NorthShore University Healthsystem, Department of Pathology and Laboratory Medicine, 2650 Ridge Avenue, Walgreen Bldg, SB525, Evanston, IL 60201, USA
    J Clin Microbiol 48:1661-6. 2010
    ..001) with the LightCycler MRSA advanced test. The sensitivity of direct culture was 80.4%. The LightCycler MRSA advanced test is a useful tool for sensitive and rapid detection of MRSA nasal colonization...
  4. ncbi request reprint Universal surveillance for methicillin-resistant Staphylococcus aureus in 3 affiliated hospitals
    Ari Robicsek
    Evanston Northwestern Healthcare and Northwestern University Feinberg School of Medicine, Evanston, Illinois 60201, USA
    Ann Intern Med 148:409-18. 2008
    ..The effect of large-scale expanded surveillance for methicillin-resistant Staphylococcus aureus (MRSA) on health care-associated MRSA disease is not known...
  5. pmc Performance of the BD GeneOhm methicillin-resistant Staphylococcus aureus test before and during high-volume clinical use
    Suzanne M Paule
    Department of Pathology and Laboratory Medicine, Evanston Northwestern Healthcare, 2650 Ridge Avenue, Evanston, IL 60201, USA
    J Clin Microbiol 45:2993-8. 2007
    ..When one is dealing with large specimen numbers, the ACP lysis method offers easier processing without negatively affecting the sensitivity or specificity of the PCR assay...
  6. pmc Optimization of a laboratory-developed test utilizing roche analyte-specific reagents for detection of Staphylococcus aureus, methicillin-resistant S. aureus, and vancomycin-resistant Enterococcus species
    Maitry S Mehta
    Evanston Northwestern Healthcare, Evanston, Illinois 60201, USA
    J Clin Microbiol 46:2377-80. 2008
    ..The real-time PCR and culture results for S. aureus were similar. PCR had adequate sensitivity, but culture was more specific for the detection of VRE...
  7. doi request reprint Significant impact of terminal room cleaning with bleach on reducing nosocomial Clostridium difficile
    Donna M Hacek
    NorthShore University Healthsystem, Department of Pathology and Laboratory Medicine, Division of Microbiology, Evanston, IL 60201, USA
    Am J Infect Control 38:350-3. 2010
    ..In response, an intervention of terminal room cleaning with dilute bleach was instituted to decrease the amount of C difficile environmental spore contamination from patients with C difficile infection (CDI)...
  8. ncbi request reprint Laboratory testing for Clostridium difficile infection: light at the end of the tunnel
    Lance R Peterson
    Department of Medicine, NorthShore University Healthsystem, University of Chicago, Evanston, IL, USA
    Am J Clin Pathol 136:372-80. 2011
    ..The common enzyme immunoassay tests all had sensitivity values less than 50%. Clinical laboratory professionals need to seriously consider their diagnostic testing and use the assays that perform best for the detection of CDI...
  9. doi request reprint Electronic surveillance for infectious disease trend analysis following a quality improvement intervention
    Kari E Peterson
    Department of Laboratory Medicine and Pathology, Division of Microbiology, NorthShore University Healthsystem, Evanston, Illinois 60201, USA
    Infect Control Hosp Epidemiol 33:790-5. 2012
    ..The purpose of this study was to validate electronic tools for MRSA healthcare-associated infection (HAI) trending that can replace manual medical record review...
  10. pmc Staphylococcus aureus nasal decolonization in joint replacement surgery reduces infection
    Donna M Hacek
    Evanston Northwestern Healthcare, Evanston, IL, USA
    Clin Orthop Relat Res 466:1349-55. 2008
    ..6%) developed SSIs for an overall rate of 0.77%. Among the 583 control patients who were not screened or decolonized, 10 (1.7%) developed S. aureus SSIs. SSIs from other organisms were 0.44% and 0.69%, respectively...
  11. pmc Implementation of a universal admission surveillance and decolonization program for methicillin-resistant staphylococcus aureus (MRSA) reduces the number of MRSA and total number of S. aureus isolates reported by the clinical laboratory
    Donna M Hacek
    NorthShore University Healthsystem, Department of Pathology and Laboratory Medicine, 2650 Ridge Avenue, Evanston, IL 60201, USA
    J Clin Microbiol 47:3749-52. 2009
    ..The decreases in the numbers of MRSA and total S. aureus clinical isolates for each year after August 2005 were highly statistically significant compared to the numbers in each of the prior 3 years (P < 0.0001)...
  12. doi request reprint Dose-ranging study to assess the application of intranasal 2% mupirocin calcium ointment to eradicate Staphylococcus aureus nasal colonization
    Maitry S Mehta
    NorthShore University Healthsystem, Evanston, Illinois 60201, USA
    Surg Infect (Larchmt) 14:69-72. 2013
    ..aureus from the anterior nares is twice daily for 5 d (10 doses). We performed a two-center, randomized, open-label study to compare the utility of six and 10 doses for decolonization of S. aureus...
  13. ncbi request reprint Prospective, multicenter evaluation of the BD GeneOhm VanR assay for direct, rapid detection of vancomycin-resistant Enterococcus species in perianal and rectal specimens
    Elena A Usacheva
    Microbiology and Infectious Diseases Research, NorthShore University Healthsystem, Evanston, IL 60201 1781, USA
    Am J Clin Pathol 134:219-26. 2010
    ..Samples positive for the vanB genotype should be confirmed by culture owing to the apparent high number of false-positive results...
  14. ncbi request reprint Does my patient have Clostridium difficile infection?
    Lance R Peterson
    Northwestern University and NorthShore University HealthSystem, Evanston, Illinois 60201, USA
    Ann Intern Med 151:176-9. 2009
    ..Diagnoses of CDI will be more accurate if clinicians use tests with a higher sensitivity, reduce the frequency of testing for a single episode of diarrhea, and give more attention to key elements of the patient's history...
  15. doi request reprint Management of a multidrug-resistant Acinetobacter baumannii outbreak in an intensive care unit using novel environmental disinfection: a 38-month report
    Carlo La Forgia
    Department of Medicine, University of Chicago, Evanston, IL, USA
    Am J Infect Control 38:259-63. 2010
    ..We describe the systematic investigation initiated to discover an environmental reservoir and a novel measure taken to terminate the outbreak...
  16. pmc Identification of Staphylococcus species directly from positive blood culture broth by use of molecular and conventional methods
    Maitry S Mehta
    NorthShore University Healthsystem, Evanston, Illinois 60201, USA
    J Clin Microbiol 47:1082-6. 2009
    ..Molecular testing significantly outperformed commercially available latex tests (sensitivity for both latex tests, <15%) when it was used directly with broth from signal-positive blood cultures...
  17. ncbi request reprint 5 Million Lives Campaign. Case study: an MRSA intervention at Evanston Northwestern Healthcare
    Lance R Peterson
    Northwestern University, Feinberg School of Medicine, Department of Medicine and Pathology, Evanston, Illinois, USA
    Jt Comm J Qual Patient Saf 33:732-8. 2007
    ....
  18. ncbi request reprint Detection of toxigenic Clostridium difficile in stool samples by real-time polymerase chain reaction for the diagnosis of C. difficile-associated diarrhea
    Lance R Peterson
    Department of Pathology and Laboratory Medicine, Evanston Northwestern Healthcare, Evanston, IL 60201, USA
    Clin Infect Dis 45:1152-60. 2007
    ..Current laboratory testing lacks a single assay that is sensitive, specific, and rapid. The purpose of this work was to design and validate a sensitive and specific real-time polymerase chain reaction (PCR) diagnostic test for CDAD...
  19. pmc Performance of the BD GeneOhm MRSA achromopeptidase assay for real-time PCR detection of methicillin-resistant Staphylococcus aureus in nasal specimens
    Parul A Patel
    NorthShore University Healthsystem, Evanston, Illinois 60201, USA
    J Clin Microbiol 49:2266-8. 2011
    ..6%, respectively. The new lysis method provides good sensitivity and simplifies specimen preparation...
  20. doi request reprint Chromogenic media vs real-time PCR for nasal surveillance of methicillin-resistant Staphylococcus aureus: impact on detection of MRSA-positive persons
    Suzanne M Paule
    Department of Pathology and Laboratory Medicine, Division of Microbiology, NorthShore University Healthsystem, Walgreen SB525, 2650 Ridge Ave, Evanston, IL 60201, USA
    Am J Clin Pathol 131:532-9. 2009
    ..There was no substantial difference in the labor required for any of the 3 approaches...
  21. pmc Real-time detection of blaKPC in clinical samples and surveillance specimens
    Kathy A Mangold
    Pathology and Laboratory Medicine, NorthShore University Health System, 2650 Ridge Avenue, Evanston, IL 60201, USA
    J Clin Microbiol 49:3338-9. 2011
    ..The assay accurately detects KPC-containing strains with high analytical specificity and sensitivity...
  22. ncbi request reprint Real-time PCR can rapidly detect methicillin-susceptible and methicillin-resistant Staphylococcus aureus directly from positive blood culture bottles
    Suzanne M Paule
    Department of Pathology and Laboratory Medicine, Evanston Northwestern Healthcare, Evanston, IL 60201, USA
    Am J Clin Pathol 124:404-7. 2005
    ..PCR detection yields rapid (2-3 hours) results and accurate identification of S aureus directly from signal-positive blood culture bottle samples...
  23. pmc Multiple broad-spectrum Beta-lactamase targets for comprehensive surveillance
    Kathy A Mangold
    Pathology, NorthShore University Healthsystem, Evanston, Illinois, USA
    J Clin Microbiol 51:3423-5. 2013
    ..While blaKPC was detected in 69/102 swabs (67.6%), testing for four other targets increased the positivity rate for a broad-spectrum β-lactamase to 73.5% (McNemar's P = 0.03). ..
  24. doi request reprint Reporting catheter-associated urinary tract infections: denominator matters
    Marc Oliver Wright
    Department of Infection Control, NorthShore University Healthsystem, Evanston, Illinois 60201, USA
    Infect Control Hosp Epidemiol 32:635-40. 2011
    ..To evaluate two different methods of measuring catheter-associated urinary tract infection (CAUTI) rates in the setting of a quality improvement initiative aimed at reducing device utilization...
  25. doi request reprint Continuous passive disinfection of catheter hubs prevents contamination and bloodstream infection
    Marc Oliver Wright
    Department of Infection Control, NorthShore University Healthsystem, Evanston, IL 60201, USA
    Am J Infect Control 41:33-8. 2013
    ..Catheter hub decontamination requires a thorough scrub and compliance varies. This study evaluates the effectiveness of a disinfection cap with 70% alcohol in preventing contamination/infection...
  26. doi request reprint The electronic medical record as a tool for infection surveillance: successful automation of device-days
    Marc Oliver Wright
    Department of Infection Control, NorthShore University Healthsystem, 2650 Ridge Ave, Burch 124, Evanston, IL 60201, USA
    Am J Infect Control 37:364-70. 2009
    ..Manual collection of central venous catheter, ventilator, and indwelling urinary catheter device-days is time-consuming, often restricted to intensive care units (ICU) and prone to error...
  27. ncbi request reprint Duration of colonization with methicillin-resistant Staphylococcus aureus
    Ari Robicsek
    Department of Medicine, Northwestern University s Feinberg School of Medicine, Evanston, Illinois 60201, USA
    Clin Infect Dis 48:910-3. 2009
    ..8% of the patients (95% confidence interval, 45.8%-51.7%) remained colonized; at 4 years, 21.2% of the patients (95% confidence interval, 13.1%-31.4%) remained colonized...
  28. pmc Real-time PCR for detection and identification of Plasmodium spp
    Kathy A Mangold
    Department of Pathology and Laboratory Medicine, Evanston Northwestern Healthcare, Evanston, IL 60201, USA
    J Clin Microbiol 43:2435-40. 2005
    ..Real-time PCR with melting curve analysis could be a rapid and objective supplement to the examination of Giemsa-stained blood smears and may replace microscopy following further validation...
  29. doi request reprint Impact of laboratory-reported urine culture colony counts on the diagnosis and treatment of urinary tract infection for hospitalized patients
    Jennie H Kwon
    Department of Internal Medicine, NorthShore University Healthsystem, Evanston, IL 60201, USA
    Am J Clin Pathol 137:778-84. 2012
    ..These data suggest that reporting colony counts less than 100,000 CFU/mL encourages treatment of non-clinically significant UTIs in hospitalized patients, causing inappropriate antibiotic use...
  30. pmc Direct detection of Staphylococcus aureus from adult and neonate nasal swab specimens using real-time polymerase chain reaction
    Suzanne M Paule
    Division of Clinical Microbiology, Department of Pathology and Laboratory Medicine, Evanston Northwestern Healthcare, 2650 Ridge Avenue, Evanston, IL 60201, USA
    J Mol Diagn 6:191-6. 2004
    ..Real-time PCR was able to detect S. aureus in 2 hours compared to 1 to 4 days for culture and provided sensitivity equal to or greater than culture...