There are now updated guidelines for GOLD staging in patients with COPD. Unlike the old staging system, which focused on airflow obstruction, the updated guidelines stage patients based on airflow obstruction and symptoms (symptom scores, and number of exacerbations per year). A pocket guide can be found there (GOLD pocket guide).
Dr. Scheurer is a clinical hospitalist and the Medical Director of Quality and Safety at the Medical University of South Carolina in Charleston, South Carolina, and is Assistant Professor of Medicine. She is a graduate of the University of Tennessee College of Medicine, completed her residency at Duke University, and completed her Masters in Clinical Research at the Medical University of South Carolina. She also serves as the Web Editor and Physician Advisor for the Society of Hospital Medicine.