Dr. Troxell earned her MD and PhD, studying mutant E-cadherin and epithelial cell-cell junction dynamics. She did Anatomic Pathology training, including fellowship experience in Surgical pathology, Immunodiagnosis, and Renal Pathology at Stanford.  She was on faculty and directed the Immunohistochemistry lab at OHSU in Portland, Oregon for over 10 years.  More recently at Stanford, her focus is breast, renal pathology. She is co-medical director of the Immunodiagnosis laboratory, and works closely with residents and fellows.  She has served on College of American Pathologist’s Immunohistochemistry committee, along with two CAP immunohistochemistry related guideline committees.