There are multiple definitions:
ultrasound operator(English)
- refers to diagnostic testing identifying pulmonary derangements guide donor management strategies to maximize lung transplantation
- AP-CXR, LUS, DNDD, US
- Ultrasound, Specialist / expert, Pulmonology, Transplantation
- https://doi.org…526924816654385
ulnar-shortening osteotomy(English)
- may refer to distal radius malunion
- DRO
- Skeleton and bone (formation), Surgery
- https://doi.org…hsa.2013.03.015