Labcorp's scientific expertise is what makes us an established leader in specialized testing. With a combined 80+ years of history operating in the endocrinology and coagulation specialties, Labcorp is committed to superior service, ensuring our clients will receive the professional consultation required to fully understand how to utilize the latest diagnostic information. Our MD and PhD-level scientific staff specialists are readily accessible to discuss patient results in addition to assay methodologies and new testing applications. Our commitment to scientific excellence guarantees customers access to the latest developments in diagnostic testing. We are dedicated to remaining at the forefront of specialized laboratory testing through continual development in scientific research and assay development.


Labcorp's Endocrinology Center of Excellence (formerly branded Endocrine Sciences), which is located at Labcorp's Esoterix, Inc. laboratory, is a research-quality reference laboratory specializing in highly specific and sensitive endocrine testing services. We have a 40-year history of performing specialized endocrine testing, including many mass spectrometry assays and extensive age- and gender-related reference intervals.

  • Highly specific and sensitive methods for low-level hormone/steroid detection, including electrochemiluminesence (ECL) and mass spectrometry (MS)
  • Preanalytical sample extraction and purification ensures assay specificity
  • Extensive age- and gender-related reference intervals from premature infants to elderly adults
  • QNS reduction through proactive management of low-volume pediatric and geriatric specimens
  • 60-day storage for serum and plasma specimens with extended 1-year storage for comprehensive thyroglobulin specimens
  • Proprietary test for thyroid disease and diabetes
  • Pediatric expertise in growth, sexual maturation, and adrenal disease


Labcorp has more than 40 years of experience performing specialized hemostasis testing with an on-staff, board-certified pathologist accessible for expert consultation.

  • Physician-to-physician consultations and board-certified pathologist interpretations
  • Comprehensive coagulation test menu, including molecular and esoteric assays
  • Controlled sample handling to preserve specimen integrity
  • Profiles established using current International Society of Thrombosis and Hemostatis (ISTH) and Clinical Laboratory Standards Institute (CLSI) guidelines
  • 30-day sample retention for add-on or repeat testing
  • Reflex cascade testing allows for a targeted approach to identify bleeding and clotting disorders
  • Specialized pediatric test combinations with minimum volume requirements

Clinical Services

At Labcorp, our commitment to scientific leadership provides clients with access to industry-leading expertise and the latest developments in medical diagnostics. At the core of our approach is our specialty testing.