Phil. Journal of Internal Medicine (Vol.31 No.1) Volume 31 Number 1 January - February 1993 Issue C O N T E N T S ORIGINAL ARTICLES Hepatic Wilson’s Disease in Two Brothers Marshall Chester Ching, M.D., Ernesto O. Domingo, M.D., and Leticia T. Ibañez, M.D. Retained Common Bile Duct Stone- A Nightmare No More Richard C. Tia, M.D., Marshall Chester Ching, M.D., Venancio I. Gloria, M.D., Antonio Chavez, M.D., and Ernesto O. Domingo, M.D. Survey of Concepts, Attitudes and Beliefs of the Filipino on Lung Transplantation as Basis of the Educational Program on Lung Transplantation Calixto A. Zaldivar, M.D., Florentina F. Alonzo, M.D., Pilar Centina Licupa, Ph.D., Jose Pepito M. Amores, M.D., Mario C Lirag, M.D., Rey A. Desales, M.D., Raoul C. Villarete, M.D., and Dina V. Diaz, M.D. Changes in Arterial Oxygen Tension and Cardiac Rhythm during Fiberoptic Bronchospy and Effects of Oxygen Supplementation Jose Pepito M. Amores, M.D. and Jesus R. Ambat, M.D. A Comparison of Intravenous and Rectal Metronidazole in Acute Nonperforated appendicitis John Vincent O. Estrada, M.D. and Gabriel L. Martinez, M.D. A case of Hypercortisolism in Nelsons Syndrome Elmer B. Santos, M.D., Rosauro S. Rillorza, M.D., and Erlinda Bandong-Reyes, M.D. A Parallel Group Double-blind Study of Once-Daily Quinapril Versus Twice-Daily Captopril in the Treatment of Mild to Moderate Essential Hypertention Roberto V. Anastacio, M.D., Clarissa M. Mendoza, M.D., Bernadette Katigbak-Gancayo, M.D., and Glenn Jacoba, M.D.