72,234 articles
Complications of hypertension
Complications of hypertension (hypertension-mediated organ damage): pressure-driven injury to heart, brain, kidneys, eyes, and vessels, causing stroke, HFpEF, CKD, retinopathy; 10.9 million deaths in 2021; targets now <130/80 in US guidelines.
Complications of juvenile idiopathic arthritis
Complications of juvenile idiopathic arthritis extend beyond the joints: chronic uveitis that can silently cause vision loss, growth disturbance, leg-length discrepancy, and jaw (TMJ) involvement.
Complications of leprosy
Complications of leprosy (Hansen's disease): leprosy reactions (type 1 reversal, type 2 ENL, Lucio's phenomenon), permanent nerve damage, sensory loss, deformity, and disability, their mechanisms, frequencies, and management.
Component separation technique
The component separation technique (CST) is a surgical method in abdominal wall reconstruction that releases and advances abdominal muscle-fascia layers to close large midline hernia defects without bridging prosthetic material.
Composita
Composita is an extinct genus of smooth-shelled athyroid brachiopods (type species Composita subtilita) ranging from the Late Devonian or Early Mississippian to the Permian, defined by a terebratuloid shell shape with a spiriferoid spiral brachidium, and known for strongly intergrading named species.
Composite graft failure
Composite graft failure: partial or complete loss of a composite graft (skin plus cartilage, fat, or bone; ICD-11 EL54). Pooled fingertip survival 72.8%; risks include smoking, crush injury, proximal amputation, grafts over 1.5 cm.
Composite hemangioendothelioma
Composite hemangioendothelioma (polymorphous hemangioendothelioma) is a rare borderline-malignancy vascular tumor mixing benign, intermediate, and malignant components, mainly on distal extremities; local recurrence is frequent, metastasis rare, YAP1::MAML2 fusions in about 27%.
Composite International Diagnostic Interview
The Composite International Diagnostic Interview (CIDI) is a fully standardized lay-administered interview generating computer-scored ICD and DSM diagnoses of mental disorders, developed by the WHO and used in large epidemiological studies.
Composite lymphoma
Composite lymphoma is an uncommon lymphoma in which two or more histologically distinct lymphoma types arise together in a single site, accounting for about 1–4% of lymphomas.
Composition of the human body
The composition of the human body describes how body mass is partitioned and measured across five levels, from chemical elements to whole organs; water makes up about 60% of body weight.
Compost
Compost: decomposed organic matter (food scraps, yard trimmings, manure) used as a soil amendment; EPA reports 78% lower greenhouse gas emissions versus landfilling food waste, up to 97% erosion reduction, and 45% higher crop yields.
Compost bedded pack barn
Compost bedded pack barn (CBP), also called compost dairy barn: dairy housing with a large open sawdust bed composted in place, developed in Minnesota in 2001, offering lower lameness but requiring twice-daily stirring and moisture control.
Compound Binafuxi granules
Compound Binafuxi granules (复方比那甫西颗粒) is a Class 1.1 innovative Uyghur-medicine TCM approved by China's NMPA in February 2025 for heat-type common cold; six-herb formula by Xinjiang Yinduolan, national insurance listed 2026.
Compound eye
Compound eye: arthropod eye built of many ommatidia, each sampling one point of the visual field. Wide field of view over 180 degrees and fast motion detection, but low resolution versus camera eyes; apposition and superposition types.
Compounding and extemporaneous preparation of veterinary medicines
Compounding and extemporaneous preparation of veterinary medicines is the preparation of custom animal medicines, such as altered strengths or flavors, when no approved product exists, under rules that vary by jurisdiction.
Comprehensive genomic profiling
Comprehensive genomic profiling (CGP) is an oncology diagnostic using next-generation sequencing to detect many cancer-related alterations in one assay, matching targeted therapies to the tumor's genomic makeup.
Comprehensive geriatric assessment
Comprehensive geriatric assessment (CGA) is a multidimensional, interdisciplinary diagnostic process that assesses frail older people's medical, psychological, and functional capability to build a coordinated care plan.
Comprehensive Health Care
Comprehensive Health Care (MeSH D003191): provision of the full range of personal health services for diagnosis, treatment, follow-up, and rehabilitation; underlies comprehensive primary health care and universal health coverage.
Comprehensive metabolic panel
Comprehensive metabolic panel (CMP), also called chem 14 or chemistry panel: a routine blood test measuring 14 substances, including glucose, electrolytes, calcium, proteins, liver enzymes, bilirubin, BUN, and creatinine, to assess metabolism, liver, and kidney health.
Comprehensive psychiatry
Comprehensive Psychiatry (Compr Psychiatry), Elsevier journal founded 1960, ISSN 0010-440X; open access, peer-reviewed psychiatry and mental health journal, bimonthly, Q1, edited by Naomi Fineberg.
Compression anastomosis
Compression anastomosis is a sutureless surgical technique that joins bowel or other hollow organs by pressing their walls together until they fuse, using ring, nitinol, or magnet-based devices.
Compression Bandages
Compression bandages are wrapped textile devices applying controlled limb pressure to aid venous return and heal venous leg ulcers; types include long-stretch, short-stretch, four-layer, and zinc-paste Unna boot systems.
Compression facies
Compression facies (ICD-11 LA55; French Faciès de compression; Chinese 面受压[扁脸]) is a facial structural developmental anomaly caused by neurovascular compression of the facial nerve, characterized by facial spasm and abnormal facial expression.
Compression stockings
Compression stockings: graduated elastic garments applying highest pressure at the ankle (RAL classes 18–21 to ≥49 mmHg) for venous ulcers, DVT prophylaxis, lymphedema; classes, evidence, fitting, contraindications, and 2024–2026 guideline updates.
Compression therapy
Compression therapy is a medical treatment applying external pressure to the limbs through bandages, stockings, wraps, or pneumatic devices to improve venous return and lymph drainage.
Compressive optic neuropathy
Compressive optic neuropathy is optic nerve dysfunction caused by sustained mechanical pressure, usually from tumors such as pituitary adenoma or meningioma, causing painless progressive vision loss.
Compsilura concinnata
Compsilura concinnata (Meigen, 1824) is a European tachinid fly introduced to North America from 1906 to 1986 against gypsy and browntail moths; a multivoltine generalist parasitoid of over 150 Lepidoptera species, implicated in New England saturniid moth declines.
Compsognathus
Compsognathus (C. longipes), a small Late Jurassic carnivorous theropod from Solnhofen, Germany, and Canjuers, France, named by Wagner in 1859; once deemed the smallest dinosaur, famous for lizard stomach contents and its role in the bird-origin debate.
Comptus
Comptus, a genus of Caribbean diploglossid lizards (galliwasps) erected by Schools and Hedges in 2021 for species formerly in Celestus; includes C. stenurus, C. maculatus, and the Navassa Island endemic C. badius.
Compulsive behavior
Compulsive behavior: repetitive acts driven by the need to reduce anxiety, seen in OCD, addiction, and related disorders; explained by habit-goal imbalance and treated with ERP.