Social & Preventive Medicine obstetrics,pediatrics and geriatrics a6047909 Most common cause of maternal moality - A Post paum hemorrhage B Eclampsia C Aboion D Infection High-Yield Explanation Post pattum hemorrhage is the main cause of maternal deaths. It account for about 25%.REF. PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICAL 21ST EDITION. PAGE NO - 516