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Launch Digital Edition

Webinars and Sponsored Roundtables — Register Now

Tuesday, June 9, 2026, 1:00–2:00 PM ET
In this webinar, we will examine how immune recognition after allogeneic HCT can influence leukemia relapse and disease progression. The session will highlight the clinical relevance of HLA loss of heterozygosity (LOH), approaches used for its detection, and how LOH findings may support transplant strategies, including considerations for donor selection in subsequent transplantation.

Webinar presenter Alberto Cardoso Martins Lima, PhD, Clinical consulting scientist in histocompatibility,
specializing in allogeneic hematopoietic cell transplantation (HCT) at IGEN/AFIP São Paulo and CHC/UFPR in Curitiba, Brazil

Moderated by: Bob McGonnagle, Publisher, CAP TODAY

Register Now

Wednesday, June 24, 2026, 12:00–1:00 PM ET
Hear an expert discuss the expanded clinical utility of HER2 IHC scoring in metastatic breast cancer and its impact on your practice

Webinar presenter Michelle Shiller, DO, AP, CP, MGP, FACP, Baylor University Medical Center.

Moderated by: Bob McGonnagle, Publisher, CAP TODAY

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Wednesday, July 15, 2026, 1:00-2:00 PM ET
Hear an expert discuss how to integrate Kappa and Lambda in situ hybridization testing into your standard hematopathology workflow to accurately assess B-cell and plasma cell clonality. You will also gain the skills to recognize testing pitfalls in challenging reactive versus neoplastic proliferations and apply ancillary tools to resolve complex cases.

Webinar presenter Xiaojun Wu, MD, PhD, Assistant professor, Director of Hematopathology Section at NCR of Johns Hopkins Medicine Department of Pathology, SOM at Johns Hopkins University

Moderated by: Bob McGonnagle, Publisher, CAP TODAY

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Subspecialties

Interactive Product Guides

Q&A column

Q&A column

Q. Are there high-specificity IHC stains for diagnosing mesothelioma that differ from those recommended in the “Guidelines for pathologic diagnosis of malignant mesothelioma: 2012 update of the consensus statement from the International Mesothelioma Interest Group”? Read answer.
Q. For our hospital tissue and blood committee, we would like to expand the tissue component to look at more preoperative versus postoperative diagnoses (acute appendicitis, for example) and anything else that should be evaluated, such as adequacy of tissue and blood samples. Is there a resource that provides a list of tissue-related quality metrics that we can evaluate?
Read answer.

Q&A column

Q. Can you provide a current reference for the various modifications of transfused red blood cells — for example, irradiation and white cell depletion — and their indications? Read answer.
Q. In the context of allowable error relative to the immature platelet fraction test, is the analytical measurement range applicable to the IPF?
Read answer.
Q. What is the normal random plasma glucose value? Read answer.

Q&A column

Q. For the population with diabetes, what can the clinical laboratory do to promote evidence-based testing and monitoring for chronic kidney disease? Read answer.
Q. What are the proficiency testing enrollment requirements if an analyte is tested in multiple locations within the laboratory? Read answer.
Q. With regard to specimens from oncology patients exhibiting hyperleukocytosis, the Beckman Coulter DxH 800 analyzer used by our laboratory autocorrects the RBCs, but the lab is still seeing errors on the indices (hemoglobin, MCV). What is the best way to correct for potential WBC interference on the RBC indices? Read answer.

Q&A column

Q. Is there a place for procalcitonin testing alongside PCR testing on the BioFire system? Read answer.
Q. We are looking into validation methods for lower breakpoints for carbapenems. The CDC has banks of organisms available to run on our Vitek 2 (BioMerieux). Are there guidelines on which organisms to include and how many times to test? Read answer.

Q&A column

Q. Does the CAP have recommendations regarding diagnostic criteria for evaluating HER2 in colorectal carcinoma? Read answer.

Q&A column

Q. How should automated body fluid cell counts be reported? Read answer.
Q. Can the CAP provide guidance on revised checklist requirements GEN.77500 Liquid Nitrogen and Dry Ice and GEN.77550 Liquid Nitrogen Safety? Read answer.

Q&A column

Q. How do you report the presence of immature granulocytes in a 100-cell differential? Read answer.
Q. Should a patient with a hematocrit greater than 55 percent be redrawn for correction always or only when prothrombin time and partial prothrombin time are elevated? Read answer.

Q&A column

Q. Does a histotechnologist need a bachelor’s degree to run in situ hybridization? Read answer.
Q. Does using an alcohol swab affect the results of an ethanol blood test? Read answer.
Q. Is there a recommended procedure for or reference article about checking APTT reagent sensitivities (for the identification of factors VIII and IX) when changing lot numbers and reference range? Read answer.

Q&A column

Q. What are your recommendations for using viscoelastic assays to perform platelet mapping studies? What is the clinical value of obtaining these test results? Read answer.
Q. Would the results of tests for routine and special coagulation studies be affected if I thawed frozen plasma samples using a dry heating block? Are we allowed to use dry heating blocks? Read answer.

Q&A column

Q. Is there clinical value in doing routine manual band counts to detect infection in newborns, especially since procalcitonin and immature neutrophil counts are available? Read answer.
Q. Can CoQ10 supplements affect the level of Coumadin (that is, the INR)? Read answer.

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