Dr. Tan Huiwen is a certified endocrinologist who specializes in the treatment pituitary and other neuroendocrine diseases. Medical Team Leader in Division of Endocrinology and Metabolism of West China Hospital, Sichuan University; Master's Supervisor. MD and PhD in Sichuan University and Postdoc Fellowship in Endocrinology, Metabolism, and Geriatrics, Stanford University School of Medicine (CSC sponsored) and Western University Kilborn Scholar. Secretary of the Pituitary Tumor and Related Disorders Diagnosis and Treatment Center at West China Hospital. Standing Committee Member of the Chinese Pituitary Adenoma Collaborative Group and Pituitary Committee Member of the Endocrinology and Metabolic Medicine Physicians Branch of the Chinese Medical Doctor Association