All articles starting with U
6,146 articles
Uroderma
Uroderma (tent-making bats) is a Neotropical genus of leaf-nosed bats (Phyllostomidae) with five species, including U. bilobatum, that cut leaves to build roost tents and live in resource-defense polygynous groups.
Urodynamic testing
Urodynamic testing is the study of urine storage and evacuation by the lower urinary tract, recording bladder pressures to diagnose the cause of urinary symptoms.
Urodynamics
Urodynamics (UDS): tests measuring bladder pressure and urine flow (uroflowmetry, cystometry, pressure-flow studies) to diagnose bladder outlet obstruction and detrusor underactivity; UPSTREAM trial found no routine benefit.
Urofacial syndrome
Urofacial syndrome (Ochoa syndrome, UFS) is a rare autosomal recessive disorder of bladder voiding dysfunction with inverted facial expression on smiling, caused by biallelic HPSE2 (~64%) or LRIG2 (~20%) variants, risking renal failure.
Uroflowmetry
Uroflowmetry is a noninvasive diagnostic test that measures the flow rate of the urinary stream in mL/s, used as first-line screening for lower urinary tract symptoms.
Urofollitropin
Urofollitropin (urinary FSH, u-FSH; brands Fertinex, Bravelle, Fostimon) is follicle-stimulating hormone purified from postmenopausal urine for ovarian stimulation; the highly purified 1993 form reached 95% FSH and enabled subcutaneous self-injection.
UroGen Pharma Ltd.
UroGen Pharma Ltd. is an Israel-incorporated biotechnology company headquartered in Princeton, New Jersey, traded on Nasdaq as URGN, which markets the FDA-approved cancer treatments Jelmyto and Zusduri using its RTGel drug-delivery technology.
Urogenital Surgical Procedures
Urogenital Surgical Procedures, MeSH D013519 (E04.950), is surgery on the urinary tract and male or female genitalia, spanning ancient lithotomy, cystoscopy, laparoscopy, and robot-assisted urologic and gynecologic operations.
Urography
Urography is a set of imaging methods visualizing the kidneys, ureters, and bladder to diagnose urinary tract disease. CTU has largely replaced IVU, while MRU remains an alternative.
Urogynecology
Urogynecology, formally Urogynecology and Reconstructive Pelvic Surgery in the United States, is the subspecialty that diagnoses and treats pelvic floor disorders in women, including pelvic organ prolapse and urinary incontinence.
Urolagnia
Urolagnia (urophilia, undinism) is a paraphilia of sexual arousal linked to urine or urination; term coined from Greek roots, earliest OED evidence 1906 in Havelock Ellis, discussed by Krafft-Ebing, lifetime prevalence about 6% of men and 4% of women.
Urolithiasis
Urolithiasis: formation of stones (calculi) in the kidney, bladder, or urethra from urinary supersaturation; multifactorial, 10-15% lifetime prevalence in developed countries. Also a Springer journal (2013-, ISSN 2194-7228) continuing Urological Research.
Urolithiasis in small animals
Urolithiasis in small animals is the formation of mineral stones in the urinary tract of dogs and cats, causing painful urination, blood in urine, and obstruction.
Urolithin A
Urolithin A (UA) is a metabolite produced by gut bacteria from ellagitannins in pomegranate, walnuts, and berries, and is the most studied urolithin for inducing mitophagy.
Urologia
Urologia (Urologia journal since 2016) is a peer-reviewed urology journal founded in 1934, official organ of the Società italiana di urologia, published by SAGE since 2018, ISSN 0391-5603, impact factor 0.7.
Urologic oncology
Urologic oncology, also called genitourinary oncology, is the specialty treating cancers of the urinary tract and male reproductive organs; its US society is the SUO (founded 1984) and its official journal is Urologic Oncology: Seminars and Original Investigations.
Urologic Surgical Procedures
Urologic surgical procedures: surgery of the urinary tract (and male genitalia, MeSH D013521), spanning cystoscopy, ureteroscopy, stone surgery, cystectomy, nephrectomy, and urinary diversion, now dominated by laparoscopic and robot-assisted approaches.
Urological Diagnostic Techniques
Urological diagnostic techniques (MeSH D003950) are methods for diagnosing urinary tract disease, spanning urinalysis, cystoscopy and ureteroscopy, urography and cross-sectional imaging, and urodynamics, from Bozzini's 1805 endoscope and Nitze's 1877 cystoscope to CT and AI-assisted analysis.
Urologists
Urologists are medical doctors and surgeons who diagnose and treat diseases of the male and female urinary tract and the male reproductive organs, from kidney stones to urologic cancers.
Urology
Urology: surgical specialty of the urinary tract and male reproductive organs, distinct from nephrology. Key facts: AUA founded 1902, first US residency Johns Hopkins 1915, German board certification 1924, da Vinci robotic surgery growth.
Uromastyx
Uromastyx (spiny-tailed lizards, dhab) is a genus of herbivorous agamid desert lizards of North Africa and Arabia, Merrem 1820; 15 species, CITES Appendix II since 1977, Middle Miocene diversification.
UROMEMS
UroMems is a French-American medical device company founded in 2011 and headquartered in Grenoble, France, whose UroActive smart artificial urinary sphincter for stress urinary incontinence remains in clinical trials.
Uronarti
Uronarti is a Nile island in northern Sudan with a Middle Kingdom fortress built under Senwosret III, one of two Second Cataract forts still above water.
Uroob
Uroob (ഉറൂബ്) was the pen name of P. C. Kuttikrishnan (1915–1979), a Malayalam novelist and screenwriter whose novel Sundarikalum Sundaranmarum won the Kendra Sahitya Akademi Award in 1960.
Urooj Ashfaq
Urooj Ashfaq is an Indian stand-up comedian and writer based in Mumbai, the first India-based winner of the Edinburgh Comedy Awards' Best Newcomer, for her debut hour Oh No! in 2023.
Urophycis chuss
Urophycis chuss, red hake or squirrel hake, a demersal gadid of the northwest Atlantic from the Gulf of St. Lawrence to North Carolina; two stocks, small-mesh trawl bycatch fishery, discards about 60 percent of catch.
Uroplatus phantasticus
Uroplatus phantasticus, the satanic or phantastic leaf-tailed gecko (Boulenger, 1888), is a small ~9 cm nocturnal gecko endemic to eastern Madagascar rainforests, camouflaged as a dead leaf, CITES Appendix II listed, Least Concern, and heavily traded wild-caught.
Uropodidae
Uropodidae, tortoise mites of the suborder Uropodina (Mesostigmata), are armored soil and compost mites whose deutonymphs disperse by phoresy on beetles using a secreted anal pedicel; about 2,300 Uropodina species are known worldwide.
Uros Marovic
Uroš Marović (Урош Маровић), Yugoslav water polo forward, 1946-2014; Olympic gold 1968 after his overtime penalty beat the USSR 13-11; 203 caps, 198 goals; Partizan and KPK Korčula club star.
Uroš Predić
Uroš Predić (Урош Предић; 1857–1953) was a Serbian academic realist painter, trained in Vienna, who made over 1700 works and is considered one of the last great Serbian icon painters.