Ricardo V. Lloyd

Ricardo Vincent Lloyd


Born: Paraiso Canal Zone

Academic Degrees

  • BS: University of Wisconsin, Stevens Point, Wisconsin 1968
  • MS: University of Wisconsin, Stevens Point, Wisconsin 1970
  • MD, PhD: University of Wisconsin Medical School, Madison, WI 1975

Academic Positions

  • 1981 - 1993 Assistant Professor, then Associate Professor (1986), Warthin-Weller Professor (1988-1993), and Professor (1991) of Pathology, University of Michigan, Ann Arbor, Michigan
  • 1993 Professor of Pathology and Consultant, (Vernon F. And Earline D. Dale Professor (1999)), Mayo Clinic and Mayo Foundation, Rochester, Minnesota


  • University of Wisconsin
  • Memorial Sloan-Kettering Cancer Center, New York City

Selected Career Highlights

  • Presented first paper at the USCAP in 1982 and has had yearly presentations at the USCAP Annual Meetings since that time; presented numerous Short Courses over the past 25 years.

  • Recipient of many awards including: The First Endowed Warthin-Weller Professor of Pathology at the University of Michigan, and the Vernon F. And Earline D. Dale Professor at the Mayo Clinic.

  • First Arthur Purdy Stout Award Recipient (1985).

  • A Practicing Surgical Pathologist and also runs an active research laboratory in Experimental Pathology with trainees from all over the world: NIH Research Grant Support, continuous for over 22 years.

  • Served on NIH Study Sections for over 16 years.

  • Author of more than 400 papers; 35 book chapters (including the first Atlas of NonTumor Pathology on Endocrine Diseases for the AFIP/ARP) and 7 books.

  • President: Endocrine Pathology Society (1999-2000).

  • Discovered that Chromogranin A was widely distributed in cells and tumors of the neuroendocrine system and developed a monoclonal antibody for diagnostic use.

  • Established various scientific laboratories for histopathology diagnosis including Immunohistochemistry (1981), In Situ Hybridization (1993) and Molecular Diagnosis (2001).

  • Mentor of over 150 medical students during pathology rotations; dozens of pathology and MD/PhD students during their pathology training; and over 16 postdoctoral trainees.

  • Member, Editorial Boards of 10 journals including:

    • Advances in Anatomic Pathology
    • American Journal of Pathology
    • American Journal of Surgical Pathology
    • Applied Immunohistochemistry
    • Diagnostic Molecular Pathology
    • Laboratory Investigation
    • Modern Pathology
    • Pituitary
  • Editor of Endocrine Pathology (1995-2001); Editor of Human Pathology (2005-present).

  • An enthusiastic jogger (ran several marathons under three hours); enjoys regular tennis matches with his wife Debbie.


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