# PMA index is used to record the status of: A. Gingival diseases B. Carious teeth C. Root caries D. Periodontal disease The correct answer is A. Gingival diseases. The first dental index, developed by Schour and Massler, was known as a Papilla, Marginal gingiva and Attached gingiva (PMA) Index. Each of those areas was examined and scored from 0 to 5, depending on the severity of inflammation. The PMA Index, largely of historic interest now, was primarily used in surveys of acute gingivitis. The status of a patient’s periodontal health or disease is commonly measured by an index in private practices. CLICK HERE FOR MORE MCQs