Matthew M Hille,Sarah J Sillman,Bruce W Brodersen
Matthew M Hille
Histopathology remains an important tool for ruminant disease diagnostic investigations. Some ruminant diseases require histopathology to make a definitive diagnosis. Clinical history, proper tissue sampling and handling, and proper fixatio...
Robert J Van Saun
Robert J Van Saun
A herd-based approach and interpretative perspective is necessary in using metabolic profile testing in contrast to individual animal disease diagnostics. Metabolic profile testing requires formulating a question to be answered, followed by...
Yvonne M Wikander
Yvonne M Wikander
The reliability of clinical pathology laboratory results is directly related to the sample quality submitted. As such, clinicians must submit the most representative and highest quality sample possible by acquiring, handling, preparing, and...
Elizabeth Parker
Elizabeth Parker
Veterinarians may be asked to assess the presence, absence, or prevalence of a disease in an animal population or to compare the effects of management factors on disease status or production performance. The scope of diagnostic investigatio...
John Dustin Loy,Jessie D Monday,David R Smith
John Dustin Loy
Diagnostic advances such as next-generation sequencing, highly multiplexed real-time PCR tests, and MALDI-TOF mass spectrometry have provided a tremendous increase in the amount of diagnostic information to clinicians. However, interpretati...
Rebecca P Wilkes
Rebecca P Wilkes
Next-generation sequencing (NGS) was initially developed to aid sequencing of the human genome. This molecular method is cost effective for sequencing and characterizing genomes, not only those of humans or animals but also those of bacteri...
Christina Wilson-Frank
Christina Wilson-Frank
Knowing how to effectively use veterinary diagnostic toxicology laboratories is key when navigating suspect toxicoses in ruminants. This begins with establishing a causal relationship between clinical signs and potential sources of exposure...
Amelia R Woolums
Amelia R Woolums
Serologic diagnosis is used to identify evidence of infection or vaccination by specific agents, or for population surveillance. The enzyme-linked immunosorbent assay and the serum (virus) neutralizing tests are most used for bovine serolog...
Leyi Wang
Leyi Wang
Laboratory testing is one part of clinical diagnosis, and quick and reliable testing results provide important data to support treatment decision and develop control strategies. Clinical viral testing has been shifting from traditional viru...
Application and Interpretation of Antimicrobial Susceptibility Testing [0.03%]
抗菌药物敏感性试验的判定及解释研讨会会议纪要
Virginia R Fajt,Brian V Lubbers
Virginia R Fajt
Antimicrobial susceptibility testing (AST) is an important component of antimicrobial stewardship. This article discusses how AST methods and breakpoints are developed, describes when AST may or may not be useful in clinical practice, and d...