Having, or relating to, one side. For example, a unilateral rash is one that is only on one side of the body.
1) Having produced only one offspring. Also called primiparous. 2) Producing only one offspring at a time. See also multiparous.
- Unique identifier reporting
In public health, a system that uses information such as the person’s birth date and part of their identification number (in the U.S., the social security number) to create a unique code that is reported instead of a name. It is an alternative to named reporting that provides some of the surveillance benefits of reporting […]
- Unit, international (IU)
An international unit (IU) is an internationally accepted amount of a substance. This type of measure is used for the fat-soluble vitamins (such as vitamins A, D and E) and certain hormones, enzymes, and biologicals (such as vaccines). The definition of an international unit (IU) is generally arbitrary, technical, and eminently forgettable. For example, an […]
- United Network for Organ Sharing (UNOS)
The nationwide umbrella for transplantation organ sharing in the U.S. United Network for Organ Sharing states that it is “a private, not-for-profit, membership corporation qualified as a charitable organization under section 501 (c)(3) of the IRC.” United Network for Organ Sharing administers the national Organ Procurement and Transplantation Network (OPTN) and the U.S. Scientific Registry […]
- United States Public Health Service
The part of the Department of Health and Human Services (HHS) that is responsible for the public health of the US population. Abbreviated USPHS. USPHS administers a number of important health agencies, including the Food and Drug Administration (FDA), the Centers for Disease Control and Prevention (CDC), and the National Institutes of Health (NIH).