A single slide multiplex assay for the evaluation of classical Hodgkin lymphoma

Denise Hollman-Hewgley1, Michael Lazare, Alex Bordwell

  • 1*Clarient Diagnostic Services Inc., a GE Healthcare Company †Clarient Pathology Services Inc., Aliso Viejo, CA.

Insights

A new hyperplexing technology, MultiOmyx™, aids in diagnosing classical Hodgkin lymphoma, especially in challenging cases. This advanced multiplexing shows high accuracy, improving upon traditional methods for hematopathology diagnosis.

Area of Science:

  • Hematopathology
  • Immunohistochemistry
  • Diagnostic Pathology

Background:

  • Classical Hodgkin lymphoma diagnosis can be challenging in a subset of cases.
  • Traditional diagnostic methods like hematoxylin and eosin and standard immunohistochemistry may have limitations.

Purpose of the Study:

  • To evaluate the utility of a novel hyperplexing technology, MultiOmyx™, for diagnosing classical Hodgkin lymphoma.
  • To assess the sensitivity, specificity, and precision of MultiOmyx™ compared to conventional techniques.

Main Methods:

  • Utilized MultiOmyx™ technology to stain single tissue sections with over 60 antibodies.
  • Included antibodies such as CD30, CD15, PAX-5, CD20, CD79a, CD45, BOB.1, OCT-2, and CD3 in the multiplexing protocol.
  • Compared results with routine hematoxylin and eosin and immunohistochemical assessments.

Main Results:

  • The MultiOmyx™ technology demonstrated high sensitivity, specificity, and precision.
  • Concordance was observed in 54 out of 56 cases when compared to traditional methods.
  • Two discordant cases highlighted the potential of multiplexed immunofluorescence to enhance diagnostic accuracy.

Conclusions:

  • MultiOmyx™ is a practical technology for routine diagnosis of classical Hodgkin lymphoma.
  • This multiplexing approach is particularly beneficial for limited sample sizes, rare cell populations, or morphologically difficult CD30-positive lymphomas.
  • The technology holds potential for broader applications in research and diagnostic pathology.

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