72,234 articles
Developmental and epileptic encephalopathy with spike-wave activation in sleep
DEE-SWAS, also called EE-SWAS and formerly ESES or CSWS, is a rare childhood epilepsy syndrome with regression of cognition, language, behavior, or motor skills tied to marked sleep-activated 1.5–2 Hz spike-and-wave EEG activity, onset at 2–12 years.
Developmental and reproductive toxicity testing
Developmental and reproductive toxicity (DART) testing exposes rats, rabbits, or other models to chemicals or drugs around pregnancy to measure effects on fertility and offspring development.
Developmental biology
Developmental biology, also called biological development, studies how a fertilized egg gives rise to an organism with differentiated tissues, a body plan, and functioning organs.
Developmental coordination disorder
Developmental coordination disorder (DCD, dyspraxia) is a neurodevelopmental motor disorder affecting about 5% of children, diagnosed by DSM-5 criteria, assessed with MABC-2/BOT-2, treated with task-oriented interventions, and lifelong in course.
Developmental delay-ataxia-hypotonia-facial dysmorphism syndrome
Developmental delay-ataxia-hypotonia-facial dysmorphism syndrome, better known as HADDS or EBF3 neurodevelopmental disorder, is a rare autosomal dominant neurodevelopmental disorder caused by EBF3 gene variants, marked by low muscle tone, ataxia, and speech delay.
Developmental delay-cervical spine anomalies-facial dysmorphism-intellectual disability syndrome
Developmental delay-cervical spine anomalies-facial dysmorphism-intellectual disability syndrome, or Al Kaissi syndrome (OMIM 617694), is a rare autosomal recessive CDK10 disorder with growth retardation, cervical vertebral segmentation defects, and intellectual disability.
Developmental disability
Developmental disability: group of conditions impairing physical, learning, language, or behavior areas beginning in childhood; also called developmental disorders. About 1 in 6 US children affected; includes ADHD, autism, cerebral palsy; shaped by DD Act, IDEA, ADA.
Developmental dysplasia of hip
Developmental dysplasia of the hip (DDH), formerly congenital dislocation of the hip, is a spectrum of infant hip abnormalities from instability to dislocation; screened by Ortolani and Barlow maneuvers and ultrasound, treated early with the Pavlik harness.
Developmental glaucoma
Developmental glaucoma, chiefly primary congenital glaucoma (PCG), is childhood glaucoma from abnormal trabecular meshwork and angle development causing elevated IOP; genes CYP1B1, LTBP2, TEK; treated surgically.
Developmental neuroscience
Developmental neuroscience studies how nervous systems develop across invertebrate, vertebrate, and human stages; its flagship journal, Developmental Neuroscience (Dev Neurosci, ISSN 0378-5866), was founded 1978 by Karger in Switzerland, now published by Oxford University Press.
Developmental odontogenic cysts
Developmental odontogenic cysts (ICD-11 DA05.0) are epithelium-lined jaw cysts arising from tooth-forming tissue remnants, including dentigerous cyst, odontogenic keratocyst, calcifying and glandular odontogenic cysts, lateral periodontal and gingival cysts, classified by the WHO 2022 edition.
Developmental speech or language disorders
Developmental speech or language disorders (ICD-11 6A01) are neurodevelopmental conditions with subtypes for speech sound, speech fluency, and language disorder (DLD), affecting roughly 1 in 14 kindergartners.
Developmental speech sound disorder
Developmental speech sound disorder (ICD-11 6A01.0) is a childhood neurodevelopmental disorder of persistent, unintelligible pronunciation errors not explained by structural, sensory, or neurological causes; also called phonological disorder in DSM-5.
Developmental venous anomaly
A developmental venous anomaly, formerly called a venous angioma, is a common benign congenital variant of the brain's venous drainage, in which small veins converge on one collector vein.
Devi Shetty (ದೇವಿ ಪ್ರಸಾದ್ ಶೆಟ್ಟಿ)
Devi Prasad Shetty (ದೇವಿ ಪ್ರಸಾದ್ ಶೆಟ್ಟಿ), born 1953, Indian cardiac surgeon, founder-chairman of Narayana Health; performed India's first neonatal heart surgery, treated Mother Teresa, pioneered Yeshasvini micro-insurance and sub-$2,000 open-heart surgery.
Devi Sridhar
Devi Sridhar is an American global public health researcher, professor at the University of Edinburgh, and founding director of its Global Health Governance Programme, widely known during COVID-19.
Device Removal
Device Removal (MeSH D020878, E04.199): surgical or percutaneous removal of implanted therapeutic or prosthetic devices, including cardiac lead extraction, orthopedic hardware removal, tracheostomy decannulation, and breast or dental implant removal.
Devil facial tumour disease
Devil facial tumour disease (DFTD), including DFT1 and DFT2, is a fatal transmissible cancer of the Tasmanian devil, spread by biting, of Schwann cell origin, first recorded 1996, causing population declines up to 80%.
Devil's coach horse beetle
Devil's coach horse beetle, Ocypus olens (Staphylinidae), a large black rove beetle of Europe and California that raises its abdomen like a scorpion, sprays iridodial-containing secretion, bites painfully, and preys on invertebrates and snails.
Devils Hole pupfish
Devils Hole pupfish (Cyprinodon diabolis), the world's rarest fish, lives only on a 215-square-foot shelf in one Nevada geothermal cavern; endangered since 1967, protected by Cappaert v. United States (1976), counts fell to 35 in 2013 and about 20 in 2025 before captive-bred releases.
Devon Rex
Devon Rex: English cat breed from Buckfastleigh, Devon, founded by the curly kitten Kirlee (1960); KRT71 rex mutation distinct from Cornish Rex; GCCF-recognized 1967; wavy coat, large low ears, 14–17+ year lifespan.
Devonian bivalves
Devonian bivalves are the fossil shells of marine and freshwater bivalve molluscs that lived between roughly 419 and 359 million years ago, usually less diverse and abundant than brachiopods despite a larger metabolic share.
DEVOTE trial
DEVOTE (NCT01959529) was a 2017 Novo Nordisk-funded cardiovascular outcomes trial in 7637 type 2 diabetes patients showing insulin degludec noninferior to glargine U100 for MACE (HR 0.91) with less severe hypoglycemia.
Dewberry
Dewberry, trailing brambles of genus Rubus (R. flagellaris, R. trivialis, R. caesius, blåhallon, salmbär), low vine-like canes rooting at tips, red-haired slender thorns, earlier-ripening blackberry-like fruit, distinct from upright blackberries.
Dewclaw
A dewclaw is a raised digit on a mammal's limb that does not touch the ground; in cattle, pigs, and sheep, it is a hoof-side accessory digit.
Dewi Evans
Dewi Evans, or Dewi Richard Evans, is a retired British consultant pediatrician at Singleton Hospital, Swansea, and lead prosecution expert witness in the 2023 Lucy Letby trial.
DeWitt S. Goodman
DeWitt S. Goodman (1930–1991) was an American physician-scientist at Columbia University whose laboratory defined how vitamin A travels in blood and who chaired the first National Cholesterol Education Program.
DeWitt Stetten Jr.
DeWitt Stetten Jr. (1909–1990) was an American physician-biochemist who used isotopic tracers to study metabolism, then led Rutgers Medical School as first dean and directed NIGMS from 1970.
Deworming
Deworming: anthelmintic treatment of parasitic worms in humans (soil-transmitted helminths, albendazole, mebendazole) and livestock; covers treatment strategies, refugia, targeted selective treatment, and anthelmintic resistance.
DEX-SNS-SEPSIS trial
DEX-SNS-SEPSIS (NCT07470775) is a Phase 4, triple-masked randomized trial of early dexmedetomidine 0.5 μg/kg/h versus placebo for 48 hours in 168 adults with Sepsis-3 septic shock, using heart rate variability as the primary endpoint.