About the Author

Daniel Heinrich, DVM, is a second-year resident in clinical pathology at University of Minnesota. Dr. Heinrich received his DVM from University of Wisconsin–Madison; completed a rotating small animal internship at VCA Veterinary Specialty Center of Seattle, Washington; and practiced at a small animal hospital in Chicago, Illinois, prior to his residency. His interests include diagnostic cytology, the scholarship of teaching and learning, and promotion of clinical pathology continuing education for general practitioners. He is currently completing research evaluating the use of the cell block method to diagnose causes of canine peripheral lymphadenopathy.