1,953 articles
Other health professionals
Other health professionals is ISCO-08 minor group 226 under Health professionals, covering dentists (2261), pharmacists (2262), physiotherapists, dieticians, audiologists, optometrists, and health professionals not elsewhere classified (2269).
Ottawa Hospital
The Ottawa Hospital (L'Hôpital d'Ottawa), a publicly funded teaching hospital in Ottawa, Ontario, formed in 1998 from the Riverside, Civic, and General hospitals; three main campuses, roots in Élisabeth Bruyère's 1845 General Hospital, and a new Dow's Lake campus under development.
Outline of health sciences
Outline of health sciences: the disciplines studying health and disease, from basic biomedical and clinical sciences to epidemiology, public health, and health policy, with research methods, workforce gaps, and digital health developments.
OVER trial
OVER trial (Open Versus Endovascular Repair Trial, NCT00094575): US Veterans Affairs randomized trial of 881 veterans comparing endovascular versus open abdominal aortic aneurysm repair; lower perioperative mortality with EVAR, no long-term survival difference.
Overdiagnosis
Overdiagnosis: diagnosing conditions that would never have harmed a patient, especially in cancer screening; MeSH-defined, estimated at 17-38% in randomized screening trials, causing overtreatment harm.
Overtreatment
Overtreatment is the excessive provision of medical treatment or preventive procedures, typically arising from overdiagnosis, and is a major component of medical overuse alongside it.
Oxidative balance score
The oxidative balance score (OBS) is a composite index combining about 20 pro-oxidant and antioxidant dietary and lifestyle exposures, developed as a practical alternative to oxidative stress biomarkers.
PA001 trial
PA001 (NCT05587088) is a phase Ib/II trial at Hospital Universitario San Ignacio, Bogotá, testing the Petiveria alliacea (Anamu) extract Esperanza with chemotherapy in metastatic gastrointestinal tumors and acute leukemias.
PACE study (NCT04615104)
PACE (NCT04615104), Pelvic and Acetabular Fracture: A Prospective Observational Study, is a Wake Forest-sponsored prospective cohort following about 200 adults after pelvic ring or acetabular fractures, operative or nonoperative, measuring return to work, PROMIS-29, healing, and mobility over 24 months.
Packaged Hospitals
Packaged Hospitals, also called Packaged Disaster Hospitals, are complete sets of hospital equipment and supplies stored long-term to set up a general hospital in an emergency, a concept from United States Cold War civil defense planning.
PaCUDAHL-Gé trial
PaCUDAHL-Gé (NCT02749110), a French randomized trial by University Hospital, Lille (2016–2019), tested GP-provided HPV vaginal self-sampling versus GP-suggested smear in unscreened women aged 25–65 in French Flanders, with a nested Hawthorne-effect study.
PAD_RIV_CLI study
PAD_RIV_CLI (NCT04305028) is a registered Poznan University of Medical Sciences study of rivaroxaban 2.5 mg twice daily plus aspirin versus aspirin alone on claudication distance and exercise tolerance in Fontaine II PAD; never recruited, no results posted.
Pain Clinics
Pain clinics, also called pain centers or acute pain services, are facilities providing multidisciplinary diagnostic, therapeutic, and palliative care for severe chronic pain; pioneered by John Bonica in the 1950s–1960s and standardized by IASP guidelines.
Pakistan Institute of Medical Sciences
Pakistan Institute of Medical Sciences (PIMS), Islamabad, Pakistan's public national referral tertiary care hospital, planned 1960s, opened 1985, with Islamabad, Children's, Cardiac, Burn, and MCH hospitals; distinct from PIMS Peshawar.
Palmetto Health Richland
Palmetto Health Richland, now Prisma Health Richland Hospital, is a Columbia, South Carolina hospital tracing to 1892; a Level 1 trauma center, teaching hospital, and former Palmetto Health flagship renamed in 2019.
Pandemic
Pandemic: worldwide spread of a new disease (WHO definition), from an epidemic crossing international boundaries. Key examples: 1918 influenza (~50 million deaths), 2009 H1N1, COVID-19 (declared 11 March 2020). Governed by PHEIC, Pandemic Emergency, and the 2025 WHO Pandemic Agreement.
Pandemic Preparedness
Pandemic preparedness: strengthening national, regional, and global systems to respond to pandemics. Covers the WHO 5 Cs, IHR Pandemic Emergency (2024), WHO Pandemic Agreement (2025), and preparedness measurement tools like SPAR, JEE, and the Global Health Security Index.
PANUC study
PANUC study: baseline characterization of the Pacific Northwest Udall Center Clinical Consortium, a 619-participant Parkinson's disease cohort (Seattle, Portland, Cincinnati) with 22% dementia, 59% mild cognitive impairment, and a male excess of impairment.
PAPAudit study
PAPAudit (NCT04812938) is a retrospective Italian observational study testing whether clonal TP53 mutations of high-grade serous ovarian cancer can be detected in archival Pap test DNA years before diagnosis, validating the 2020 Paracchini cohort.
Parallel group trial
A parallel group trial, also called a parallel design, is a clinical trial design in which participants are randomized to separate arms, each receiving only one treatment.
Parkland Memorial Hospital
Parkland Memorial Hospital, Dallas County's public hospital since 1894 and flagship of Parkland Health, is a 983-bed Level I trauma center and UT Southwestern's primary teaching hospital, relocated to a new campus in 2015.
Partner notification
Partner notification is a public health practice of informing the sexual or injecting partners of people diagnosed with HIV or other STIs so they can be tested and treated.
Passive smoking
Passive smoking, or secondhand smoke exposure, is inhaling tobacco smoke as a nonsmoker; about 85% sidestream smoke, no safe level, causes lung cancer, heart disease, stroke, and child respiratory illness, killing about 1.3 million people yearly.
Pathogen transmission
Pathogen transmission, also called disease transmission, is the process by which an infectious agent spreads from a reservoir or infected host to a new susceptible person.
Pathological Society
Pathological Society of Great Britain and Ireland (PathSoc), founded 1906 in Manchester, a charity promoting disease research and education; owns The Journal of Pathology; distinct from the 1846 Pathological Society of London.
Patient
Patient: an individual receiving therapeutic, diagnostic, or preventive care (MeSH D010361). Covers patient-centered care (Balint, 1969; IOM 2001), participation, safety rights (WHO 2024), and outcomes evidence.
Patient Admission
Patient admission is the process of formally accepting a person into hospital as an inpatient, day patient, or observation patient, via scheduled, emergency department, or direct admission pathways, with nursing assessment, medication reconciliation, and reimbursement criteria shaping outcomes.
Patient Advocacy
Patient advocacy: promotion and protection of patients' rights, often via legal process (MeSH D010344). Covers patient advocates, navigators, ombudsmen, nurse advocacy, hospital and VA offices, 1970s rights movement origins, barriers, and board certification.
Patient Handoff
Patient handoff (handover, sign-out): transfer of patient care responsibility and information between clinicians at shift changes and care transitions; structured tools SBAR and I-PASS, Joint Commission requirements, and evidence of effect on safety.
Patient Isolation
Patient isolation separates infected or colonized patients from others to stop transmission. Also called Transmission-Based Precautions (contact, droplet, airborne) under CDC Standard Precautions; uses negative-pressure AIIRs; known for effectiveness against MDRO spread and psychological harms to isolated patients.