| SD | Sandhoff disease; senile dementia; septal defect; serologically defined; serologically detectable; s... |
|---|---|
| SDF | slow death factor; stress distribution factor |
| SDHD | sudden death heart disease |
| SDIHD | sudden death ischemic heart disease |
| SDS | same day surgery; school dental services; self-rating depression scale; sensory deprivation syndrome... |
| 24-hour cardiac monitor | <apparatus> A recording device, worn by the patient for the purpose of monitoring the hearts rhythm and rate, over a period of 24 hours. (27 Sep 1997) |
|---|---|
| lymphatic ring of cardiac part of stomach | A group of lymph nodes surrounding the cardia of the stomach. Synonym: annulus lymphaticus cardiae, cardiac lymphatic ring. (05 Mar 2000) |