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Quest Diagnostics

Oncology

The power of precision

Quest is committed to helping you reach your precision oncology goals through advanced diagnostics. That¡¯s why we invest in progressive solutions. That means increased diagnostic accuracy, thousands of routine and advanced tests, and dedication to services that support you in providing better oncology care, increasing organizational quality and efficiency, and improving patient care.

Quest is advancing the future of cancer care

  • Haystack MRD?(minimal residual disease test for post-treatment monitoring) is purpose-built, high-precision science that delivers novel insights that lead to optimal treatment and decision-making
  • Minimizes false negatives by detecting ultralow ctDNA levels

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  • Whole-slide imaging enables viewing of patient specimens in new ways, allowing not just faster review, but greater diagnostic insight to improve naming, staging, and grading of disease
  • Powerful tools to assist pathologists, including artificial intelligence (AI) algorithms that enable automated image analysis for qualification and quantification of tissue samples, aiding in the precision and grading of the final diagnosis
  • Fast virtual connection with leading pathologists within and outside of your health system network to support improved patient care

  • Our resource committees cover 400+ subspecialties?from hematopathology to molecular and solid tumor pathology
  • Pathologist Best Practice Teams?can?recommend changes or additions to ensure your oncology portfolio is relevant to your needs
  • Our Technical Component/Professional Component (TC/PC) solutions?can augment your existing services with CLIA-certified labs, dedicated project managers, and more

Delivering cancer insights, from screening to survivorship

From early detection screening to diagnosis, monitoring, and beyond, our routine to advanced oncology tests provide critical insights that power personalized care at every step.

Comprehensive portfolio from routine to advanced testing

  • Prostate cancer screening
  • Colorectal cancer screening
  • Hereditary cancer risk screening

Advanced pathology solutions

  • 400+ subspecialized pathologists
  • Comprehensive bone marrow workup with integrated summary report
  • Digital pathology
  • TC/PC and global solutions
  • Flow solutions
  • NGS for hematology

Molecular testing for evaluating prognosis

  • MelaNodal Predict?
  • Prosigna? Breast Cancer Prognostic Gene Signature Assay
  • LeukoVantage? myeloid neoplasm panels

Solutions for solid tumor and hematologic malignancies

  • Clinical trial matching
  • Pan-tumor biomarkers
  • NGS for solid tumors and hereditary cancer
  • Comprehensive genomic profiling with 500+ genes: both RNA and DNA sequencing with over 50 gene fusions and copy number variants
  • Acute Myeloid Leukemia (AML), Rapid Mutation Panel

High-precision?minimal residual disease (MRD) testing

  • Haystack MRD? with .0005% sensitivity
  • Heme MRD with molecular and flow cytometry solutions
  • MRD by PCR for AML (10x-5)

Quest offers its clients a dedicated oncology customer support line to assist with any test-related questions: 1.833.773.1441

Contact us

Want to discover new ways oncology testing helps lead to better patient outcomes? Get in touch today.

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Our company

Quest? is the brand name used for services offered by ÐÓ°ÉÂÛ̳ and its affiliated companies. ÐÓ°ÉÂÛ̳ and certain affiliates are CLIA-certified laboratories that provide HIPAA-covered services.? Other affiliates operated under the Quest? brand, such as Quest Consumer Inc., do not provide HIPAA-covered services.?

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Quest?, Quest Diagnostics?, any associated logos, and all associated Quest Diagnostics registered or unregistered trademarks are the property of Quest Diagnostics. All third-party marks¡ª? and ?¡ªare the property of their respective owners. ? 2025 ÐÓ°ÉÂÛ̳. All rights reserved. Image content features models and is intended for illustrative purposes only.