Choosing Wisely Canada Labs Recommendations

Don’t order tissue transglutaminase IgG antibody or Deamidated Gliadin Peptide (DGP) antibody testing in the initial screening for Celiac Disease. Using Labs Wisely. [...] Don’t routinely measure Vitamin D in low risk adults. Don’t order thyroid function tests in asymptomatic patients. Fertility and Andrology Canadian Fertility and Andrology Society Don’t routinely perform preimplantation genetic testing for aneuploidy screening on patients undergoing IVF. [...] Infectious Disease Association of Medical Microbiology and Infectious Disease Canada Don’t routinely collect or process specimens for Clostridium difficile testing in infants less than one year of age with diarrhea. [...] Long Term Care Canadian Society for Long Term Care Medicine Don’t do a urine dip or urine culture unless there are clear signs and symptoms of a urinary tract infection (UTI). [...] Medical Biochemistry Canadian Association of Medical Biochemists Don’t order serum folate testing in the absence of the following: anemia with red blood cell macrocytes or hypersegmented polynuclear neutrophils and a reasonable clinical suspicion of a nutritional deficiency such as an unsupplemented restrictive diet, severe Alcohol Use Disorder, or malabsorption. [...] Medical Microbiology Association of Medical Microbiology and Infectious Disease Canada Don’t routinely collect or process specimens for Clostridium difficile testing in infants less than one year of age with diarrhea. [...] Nurse Practitioner Nurse Practitioner Association of Canada Don’t routinely measure vitamin D in low risk adults Don’t order thyroid function tests as screening for asymptomatic, low risk patients Nursing Canadian Nurses Association Infection Prevention and Control Canada Don’t do a urine dip or send urine specimens for culture unless urinary tract symptoms are present. [...] Don’t collect stool that is not diarrhea for Clostridioides difficile infection testing or test of cure. [...] Don’t order an HLA-B27 unless spondyloarthritis is suspected based on specific signs or symptoms. Rural Medicine Society of Rural Physicians of Canada Don’t call in staff for an investigation (i.e. [...] Urology Canadian Urological Association Don’t order serum testosterone in men without symptoms of hypogonadism. Cardiology Canadian Cardiovascular Society Don’t test for myoglobin or CK-MB in the diagnosis of acute myocardial infarction (AMI).