Lester J. Layfield

About the Author

Dr. Lester J. Layfield is a distinguished pathologist and cytopathologist with over four decades of experience in diagnostic medicine, specializing in the interpretation of cytological specimens from various organ systems. Renowned for his contributions to standardizing reporting protocols in cytology, he has authored numerous peer-reviewed articles, book chapters, and guidelines that enhance diagnostic accuracy and patient care. As a professor and consultant, Dr. Layfield has trained generations of pathologists and served on key committees for major cytopathology societies. His work bridges clinical practice and research, emphasizing evidence-based criteria for ancillary testing and multidisciplinary approaches to complex cases. Beyond academia, he advocates for quality assurance in laboratory medicine, ensuring reliable outcomes in respiratory and other cytological diagnostics.