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General

Foundational healthcare data concepts and cross-domain terminology.

34,570 general terms

Twice DailyBID
Twice a Daybid
Type of Billtob_cd

A 4-digit institutional code for facility and care type (837I specific).

UltrasoundUS

Imaging procedure using sound waves to visualize fetus during pregnancy. Documents fetal development, position, and anatomy.

UnguentumUng
Unique Device IdentificationUDI

A unique numeric or alphanumeric code used to identify a medical device through its distribution and use.

UnitU

Hospital department or nursing unit (ICU, Med-Surg, Pediatrics). Contains multiple rooms and beds with specialized staff.

Unit Countunit_qty

The number of units or minutes for a specific service line.

Unit DoseUD

A single dose of medication packaged individually for a specific patient at a specific time.

Unit Dose DistributionUDD
United States Adopted NameUSAN
United States Core Data for InteroperabilityUSCDI
United States PharmacopeiaUSP
Units of Serviceunit_cnt

The total count of services or items provided (e.g., 2 for two X-rays).

Universal Product CodeUPC
Universal Product NumberUPN
Untranslated RegionUTR
Upper Respiratory InfectionURI
Urinary Tract InfectionUTI
UrologyURO
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