There are multiple definitions:

1. ulcerative colitis(English)

   • refers to one type of inflammatory bowel disease. See also Crohn's disease (CD)
   • IBD, RPC-IPAA, APCR, VDR, CD
   • Gastroenterology, Inflammasome
   • https://doi.org…7219/acem/97376
   • https://doi.org…edi.2011.03.011

2. urinary catheter(ization)(English)

   • inappropriately used more commonly among female, nonambulatory, and medical ICU patients
   • CA-UTI, ICU, IUC, UR
   • Urology
   • https://doi.org…jic.2006.11.007

3. usual care(English)

   • ANC, MH, AHF, GDMT, HIC, NCC
   • Health care, Pregnancy, Behavior(al science), Nutrition, Lifestyle
   • https://doi.org…471-2393-12-131
   • http://dx.doi.o….1002/ejhf.3039

4. urothelial carcinoma(English)

   • the fourth most common tumor in the United States and Europe, representing a heterogeneous groups of cancers
   • CSS, MSI, RFS, UCB, UUT
   • Urology, Oncology
   • https://doi.org…2885-015-1161-9

5. urinary continence(English)

   • Retzius-sparing robot-assisted radical prostatectomy may expedite postoperative urinary continence recovery
   • IPSS, RARP, UF, RS
   • Urology, Prostate, Surgery, Robotics
   • https://doi.org…uro.2017.04.029

6. uncoated(English)

   • EPCO, HSM, IOL, PCO
   • Ophthalmology
   • https://doi.org…97X-20150623-05

7. umbilical cord(English)

   • may refer to intra-articular injection of single or repeated umbilical cord-derived mesenchymal stromal cells in knee osteoarthritis
   • WJ, AD, BM, MSC, OA, WOMAC, VAS
   • Pregnancy, Obstetrics, Embryology /reproduction, Stem cell, Orthopedics, Knee
   • https://doi.org…ll.2022.1006295
   • https://doi.org…02/sctm.18-0053