society of diagnostic medical sonography society of diagnostic medical sonography the society of diagnostic medical sonography (sdms) is the largest professional association for sonographers in the world, and hosts the largest annual conference for sonographers. sdms publishes a bi-monthly journal, the journal of diagnostic medical sonography. the association also supports a broad advocacy program supporting legislative and regulatory initiatives designed to support sonographers and quality control standards for sonography services provided to patients by the sdms membership. the sdms publishes resources related to the practice of diagnostic medical sonography, including the scope of practice and clinical standards for the diagnostic medical sonographer and the industry standards for the prevention of work related musculoskeletal disorders in sonography. the sdms is a nonprofit, professional association representing over 27,500 sonographers and sonography student members. sdms members can be found in all fifty u.s. states and forty-eight countries. the sdms provides its membership with a comprehensive array of continuing medical education activities, information, and products reflecting all of the sonography specialty areas including: abdominal sonography adult cardiac sonography breast sonography fetal cardiac sonography musculoskeletal neurosonology ob/gyn sonography pediatric cardiac sonography physician vascular interpretation vascular sonography veterinary sonography the sdms was incorporated in 1970 in the state of washington and is registered with the texas secretary of state as a foreign corporation operating in plano, texas. the sdms is recognized by the us internal revenue service as an exempt organization under internal revenue code (irc) section 501(c)(6). the sdms is affiliated with another nonprofit organizations - the sdms foundation, which is recognized by the us internal revenue service as an exempt organization under internal revenue code (irc) section 501(c)(3) as a public charity (offering grants, scholarships, education, research, and international assistance programs).