Laboratory and Pathology

The Department of Pathology and Laboratory Medicine at Virginia Mason, in Seattle, Washington, provides state-of-the-art anatomic pathology and clinical laboratory services for our patients in both the hospital and outpatient setting. Our purpose is to provide accurate and timely diagnoses for our patients, utilizing a wide range of specimens, including:

  • Blood
  • Urine and other body fluids
  • Biopsies
  • Surgical specimens
  • Cells (Cytology)

Laboratory (Laboratory Medicine or Clinical Pathology)

206-223-6701 - Seattle Lab
Our clinical laboratory includes the disciplines of chemistry, hematology, microbiology, serology, urinalysis, point-of-care testing and some molecular diagnostics. A multidisciplinary team of laboratory professionals work together to provide medical, technical, and managerial expertise and to ensure quality testing of patient specimens. This team includes several pathologists who have dual board certification in anatomic and clinical pathology, and a board-certified PhD microbiologist. The clinical laboratory produces more than 2 million test results annually.


Pathology is a branch of medicine that literally means "the study of disease." The anatomic pathology laboratory is staffed by a team of dedicated staff and pathologists. All Virginia Mason pathologists have board certification in anatomic pathology or dermatopathology, and also provide subspecialty expertise in a variety of anatomic pathology disciplines including: