25,729 articles
Vutrisiran
Vutrisiran (Amvuttra), an Alnylam GalNAc-conjugated siRNA that degrades TTR mRNA, treats hereditary ATTR polyneuropathy (FDA 2022) and ATTR cardiomyopathy (2025), dosed 25 mg subcutaneously every 3 months.
Vyaghri haritaki
Vyaghri haritaki (Vyāghrī Harītakī), also called kantakari avaleha, is a semisolid Ayurvedic electuary of kantakari (Solanum surattense), haritaki (Terminalia chebula), jaggery, Trikatu, chaturjata, and honey, defined in AFI Part II 3:6 and used traditionally for cough, asthma, and chronic bronchitis.
Vyera Pharmaceuticals
Vyera Pharmaceuticals, formerly Turing Pharmaceuticals, is the Martin Shkreli-founded company that raised Daraprim's price over 4,000 percent, blocked generic competition, settled with the FTC for up to $40 million, and filed Chapter 11 in 2023.
Vyosadi Guggulu
Vyosadi Guggulu (Vyoshadi Guggulu, Vyoṣādi Guggulu), an Ayurvedic Formulary of India polyherbal tablet of nine herbs plus purified Commiphora wightii resin, prescribed mainly for obesity and studied for subclinical hypothyroidism.
W. Eugene Mayberry
W. Eugene Mayberry was an American endocrinologist who led the Mayo Clinic as CEO from 1976 to 1987 and chaired the Presidential Commission on the HIV Epidemic.
W. Gerald Austen
W. Gerald Austen was an American cardiac surgeon, chief of surgery at Massachusetts General Hospital from 1969 to 1997, known for helping develop the heart-lung machine and intra-aortic balloon pump.
Waardenburg-Shah syndrome
Waardenburg-Shah syndrome (Shah-Waardenburg syndrome, WS4) is a rare congenital neurocristopathy combining Waardenburg syndrome deafness and pigmentation defects with Hirschsprung disease, caused by EDNRB, EDN3, or SOX10 mutations.
WAC-related facial dysmorphism-developmental delay-behavioral abnormalities syndrome
WAC-related facial dysmorphism-developmental delay-behavioral abnormalities syndrome, also called DeSanto-Shinawi syndrome (DESSH, OMIM 616708), is a rare autosomal dominant intellectual disability syndrome caused by loss-of-function WAC gene variants at 10p12.1, with hypotonia, dysmorphism, and ADHD-type behavior.
Wada test
The Wada test, also called the intracarotid sodium amobarbital procedure, is a pre-surgical test that anesthetizes one brain hemisphere at a time, mapping language and memory before epilepsy surgery.
Wagner disease
Wagner disease, also called Wagner syndrome or VCAN-related vitreoretinopathy, is a rare autosomal dominant hereditary vitreoretinopathy caused by VCAN splice-site mutations, producing an optically empty vitreous, myopia, early cataract, chorioretinal atrophy, and retinal detachment.
WAGR syndrome
WAGR syndrome (WAGR spectrum disorder, 11p deletion syndrome) is a rare contiguous gene deletion of chromosome 11p13 removing WT1 and PAX6, causing Wilms tumor risk near 50%, aniridia, genitourinary anomalies, developmental delay, and chronic kidney disease.
WAHA trial
WAHA (Walnuts And Healthy Aging) trial: 2-center, 2-year randomized controlled trial (NCT01634841) of 708 elders in Barcelona and Loma Linda eating 30–60 g walnuts daily; no overall effect on cognitive decline, exploratory Barcelona subgroup benefit.
Waike Dacheng
外科大成 (Waike Dacheng), a 1665 four-volume Qing manual of external medicine by court physician Qi Kun (祁坤), organizing surgical disease by body region; model for the Yizong Jinjian surgical section.
Waike Zhengzhi Quansheng Ji
外科证治全生集 (Waike Zhengzhi Quansheng Ji, also 外科全生集), a 1740 Qing Chinese external-medicine manual by Wang Weide (王维德/王洪绪); founded the Quansheng school, created Yanghe Decoction for yin gangrene, advocated dispersion over trusting-out.
Waike Zhengzong
外科正宗 (Waike Zhengzong), Orthodox Manual of External Diseases, a 1617 four-volume Chinese surgical classic by Ming physician Chen Shigong; founding text of the Orthodox School, with 50-plus editions and lasting clinical influence.
Waist
Waist: trunk girth between the lower ribs and iliac crests; measured by WHO/NHLBI protocols; cutoffs 94/80 and 102/88 cm; visceral fat risk indicator; also a fashion-history subject (corsetry).
Waist Circumference
Waist circumference (WC): abdominal tape measurement used as a marker of central adiposity and cardiometabolic risk, with sex- and ethnicity-specific thresholds (e.g., 102/88 cm), recommended alongside BMI and as a clinical vital sign.
Waist-Height Ratio
Waist-to-height ratio (WHtR), waist divided by height, an index of central obesity; boundary value 0.5; predicts mortality, diabetes, and cardiometabolic risk better than BMI in meta-analyses and appears in NICE and ADA guidance.
Waist–hip ratio
Waist–hip ratio (WHR, waist-to-hip ratio) is waist circumference divided by hip circumference, an anthropometric index of abdominal fat. Healthy values are 0.90 or less for men and 0.80 or less for women; elevated WHR predicts cardiometabolic risk.
Waitai Miyao
外台秘要 (Waitai Miyao), also Waitai Miyao Fang, a 40-juan Tang medical formulary by Wang Tao, completed 752, 1,104 divisions, 6,000+ formulas, moxibustion only, key source for lost pre-Tang medical books.
Waiting Lists
Waiting lists: prospective patient listings for appointments or treatments (MeSH D014850). Queues for elective care and organ transplants in universal systems; measured as treated or on-list waits, prioritized by urgency, reduced by supply, demand, and target policies.
Waiting Rooms
Waiting rooms: spaces in clinics and hospitals where patients wait before care. British GP waiting rooms politicized under NHI (1913) and the NHS (1948 inspections); modern evidence-based design targets daylight, privacy, artwork, and infection control.
Wake therapy
Wake therapy is a chronobiological depression treatment in which the patient stays awake part or all of the night, usually with bright light and a shifted sleep schedule.
WAKE-UP trial
WAKE-UP trial (Efficacy and Safety of MRI-based Thrombolysis in Wake-Up Stroke), also called MRI-Guided Thrombolysis trial: European randomized placebo-controlled trial (503 patients, NEJM 2018) showing alteplase benefits wake-up stroke patients selected by DWI-FLAIR mismatch.
Waldenström macroglobulinemia
Waldenström macroglobulinemia (WM), also called lymphoplasmacytic lymphoma, is an indolent B-cell non-Hodgkin lymphoma with bone marrow infiltration and monoclonal IgM; MYD88 L265P in over 90% of cases, treated with rituximab chemoimmunotherapy or BTK inhibitors.
Walkers
Walkers (walking frames) are four-legged mobility aids with two handgrips for people with balance or weight-bearing problems; types include standard, two-wheel, and the wheeled rollator invented by Aina Wifalk.
Wallerian degeneration
Wallerian degeneration, described by Waller in 1850, is the programmed degeneration of axons distal to nerve injury, driven by NMNAT2 loss and SARM1-mediated NAD+ depletion; the WldS mouse mutation delays it, and the pathway is a drug target in neurodegenerative disease.
Walrinvax
Walrinvax (Walrinvax®) is a bivalent HPV 16/18 vaccine made by Yuxi Zerun Biotechnology (Walvax), China; licensed 2022, WHO-prequalified 2 August 2024, the fifth prequalified HPV vaccine.
Walter Dandy
Walter Edward Dandy (1886–1946) was an American neurosurgeon at Johns Hopkins Hospital, considered a founder of neurosurgery and neuroradiology, known for describing cerebrospinal fluid circulation.
Walter J. McNerney
Walter J. McNerney (1925–2005) was an American health services executive who led the Blue Cross Association, helped shape Medicare, and later taught health policy at Northwestern.