Diagnostic Errors

Letter to the Editor
Improved Bactec MGIT 960 Pyrazinamide Test Decreases Detection of False Mycobacterium tuberculosis Pyrazinamide Resistance
Alessandro Mustazzolu, Angelo Iacobino, Federico Giannoni, Claudio Piersimoni, the Italian Multicentre Study on Resistance to Antituberculosis Drugs (SMIRA) Group, Lanfranco Fattorini
Letter to the Editor
Modern Hematology Analyzers Are Very Useful for Diagnosis of Malaria and, Crucially, May Help Avoid Misdiagnosis
Thomas Hanscheid, Martin P. Grobusch
Letter to the Editor
Reply to “Modern Hematology Analyzers Are Very Useful for Diagnosis of Malaria and, Crucially, May Help Avoid Misdiagnosis”
Blaine A. Mathison, Bobbi S. Pritt
LETTERS TO THE EDITOR
Inducibly Cefoxitin-Resistant Macrococcus-Like Organism Falsely Identified as Methicillin-Resistant Staphylococcus aureus on CHROMagar with Oxacillin
Joseph E. Rubin, Manuel Chirino-Trejo
Virology
Evaluation of the Roche Cobas AmpliPrep/Cobas TaqMan HIV-1 Test and Identification of Rare Polymorphisms Potentially Affecting Assay Performance
Michael T. Pyne, Katherine L. Brown, David R. Hillyard
Bacteriology
Aminoglycoside Resistance and Susceptibility Testing Errors in Acinetobacter baumannii-calcoaceticus Complex
Kevin S. Akers, Chris Chaney, Alice Barsoumian, Miriam Beckius, Wendy Zera, Xin Yu, Charles Guymon, Edward F. Keen, Brian J. Robinson, Katrin Mende, Clinton K. Murray
LETTERS TO THE EDITOR
Positive Extended-Spectrum-β-Lactamase (ESBL) Screening Results May Be Due to AmpC β-Lactamases More Often than to ESBLs
G. K. Munier, C. L. Johnson, J. W. Snyder, E. S. Moland, N. D. Hanson, K. S. Thomson
Mycobacteriology and Aerobic Actinomycetes
Potential for Erroneous Results Indicating Resistance When Using the Bactec MGIT 960 System for Testing Susceptibility of Mycobacterium tuberculosis to Pyrazinamide
Pamela Chedore, Lina Bertucci, Joyce Wolfe, Meenu Sharma, Frances Jamieson
Mycobacteriology and Aerobic Actinomycetes
Commercial DNA Probes for Mycobacteria Incorrectly Identify a Number of Less Frequently Encountered Species
Enrico Tortoli, Monica Pecorari, Giuliana Fabio, Massimino Messinò, Anna Fabio
Free

Fast-Track Communication
Diagnostic Assay Recommended by the World Health Organization for Swine Origin Influenza A (H1N1) Virus Cross-Reacts with H5N1 Influenza Virus
M. Peacey, R. J. Hall, J. Bocacao, Q. S. Huang

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