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Domain

Clinical

EHR, ICD-10, LOINC, SNOMED CT, patient care and clinical documentation

16,027 clinical terms

Beats Per MinuteBPM

A measurement of heart rate expressed as the number of cardiac contractions per minute. BPM is recorded in EHR vital sign documentation using LOINC codes and monitored in cardiac telemetry, ambulatory monitoring, and remote patient monitoring systems for arrhythmia detection and cardiovascular management.

Bioavailabilitybioavail

The measured fraction of an administered drug dose that reaches systemic circulation in an active form, expressed as a percentage. Referenced in PBM formulary management, clinical pharmacology databases, and EHR drug interaction modules to guide dosing decisions, route-of-administration selection, and therapeutic equivalence evaluations.

Blood Pressure Monitoringbp_mntring

The clinical process of measuring and recording systolic and diastolic arterial blood pressure values for a patient over time. Documented in EHR vital signs modules using LOINC-coded observations, supporting chronic disease management programs, hypertension registries, quality measure reporting, and remote patient monitoring integrations.

Blood Urea NitrogenBUN

A laboratory test measuring the concentration of urea nitrogen in blood as an indicator of kidney function and hydration status. BUN results are documented in EHR laboratory systems using LOINC codes and used in chronic kidney disease monitoring, medication dosing adjustments, and inpatient clinical management.

Body Mass IndexBMI

A standardized numeric measure calculated from a patient's height and weight (kg/m²) used to classify underweight, normal, overweight, and obese status. Recorded in EHR vital signs using LOINC code 39156-5, referenced in claims-based risk stratification models, quality measure reporting, and population health analytics platforms.

Booster DoseBooster

An additional vaccine administration recorded in EHR immunization modules and claims systems (CVX codes) given after primary series completion to restore waning immunity. Tracked via HL7 immunization segments, state immunization registries, and pharmacy dispensing records with distinct dose sequence indicators.

Both EarsAU

Latin abbreviation 'Auris Utraque' (AU) used in pharmacy dispensing systems and EHR medication order records to indicate a drug or treatment applies to both ears. Appears in SIG code fields of pharmacy management systems, PBM adjudication records, and clinical documentation for otic drug prescriptions.

Brain Natriuretic PeptideBNP

A cardiac biomarker released by heart ventricles in response to increased pressure or volume overload. Elevated BNP levels indicate heart failure severity and guide treatment decisions. BNP laboratory results are documented in EHR systems using LOINC codes and tracked in cardiac quality reporting programs.

BronchodilatorBD

Drug class code (BD) used in pharmacy benefit management systems, EHR medication modules, and claims data to categorize respiratory medications that relax bronchial smooth muscle. Identified via GPI or drug class fields, commonly associated with COPD and asthma DRG/ICD-10 codes in clinical and claims analytics.

BuccalBUCC

A route of drug administration where medication is placed between the cheek and gum for absorption through the oral mucosa. Buccal medications bypass first-pass metabolism providing rapid systemic absorption. Route of administration is documented in pharmacy dispensing records and EHR medication administration records.

By MouthPO

Latin abbreviation 'Per Os' (PO) recorded in EHR medication order SIG fields, pharmacy dispensing systems, and NCPDP prescription records to designate oral drug administration route. Mapped to RxNorm and HL7 route-of-administration code sets; critical for clinical decision support rules, drug utilization review, and medication reconciliation workflows.

C-Reactive ProteinCRP

Inflammatory biomarker lab result (CRP) stored in EHR laboratory modules and interfaced via HL7 OBX segments using LOINC codes (e.g., 1988-5). Values populate risk stratification algorithms, care management platforms, and population health analytics systems to identify patients with acute infection, cardiovascular risk, or chronic inflammatory conditions.

CalciumCa

Serum electrolyte lab result (Ca) stored in EHR laboratory information systems using LOINC codes and transmitted via HL7 OBX segments. Critical for clinical decision support alerts in inpatient and outpatient settings; calcium values populate metabolic panel results, care management dashboards, and chronic disease registries for nephrology and endocrinology workflows.

Calcium Channel BlockerCCB

Antihypertensive drug class (CCB) categorized in pharmacy benefit management systems via GPI drug class codes and EHR medication formulary databases. Identified in claims data using NDC and drug class fields; used in quality measure reporting for hypertension management, medication therapy management programs, and chronic disease analytics platforms.

Cardiopulmonary ResuscitationCPR

An emergency life-saving procedure combining chest compressions and rescue breathing, documented in EHR systems using CPT codes such as 92950 and coded in claims data for hospital billing. Data engineers encounter CPR documentation in procedure tables, ICU event logs, and code status fields within inpatient encounter records.

Case ManagerCM

A licensed clinical or administrative professional who coordinates care across providers, payers, and community resources, represented in EHR and care management platforms by provider role codes. Data engineers reference CM attribution fields in member-level care management tables, utilization management workflows, and population health program enrollment datasets.

CellulitisCellu

A bacterial skin infection documented in EHR and claims systems using ICD-10-CM codes such as L03.xx, specifying anatomical site and laterality. Data engineers encounter cellulitis diagnoses in inpatient, ED, and outpatient claim lines and use the codes to identify potentially avoidable hospitalizations in quality and utilization analytics pipelines.

Cerebrovascular AccidentCVA

An acute stroke event caused by ischemic or hemorrhagic interruption of cerebral blood flow, coded in claims and EHR systems using ICD-10-CM codes I60–I67. Data engineers use CVA diagnosis codes to identify stroke episodes, calculate readmission rates, support HEDIS stroke measures, and build neurovascular complication flags in risk models.

Cesarean SectionC-Section

A surgical delivery procedure involving incision through the abdominal wall and uterus, coded in claims using ICD-10-PCS or CPT codes such as 59510 and 59514, with indication documented as elective, emergent, or repeat. Data engineers use C-Section flags in obstetric episode groupers, maternal quality measure logic, and delivery method analytics within EHR and claims systems.

Chest X-RayCXR

A diagnostic radiology procedure coded as CPT 71046 or 71045 in claims and EHR systems, capturing anterior-posterior or lateral thoracic imaging results. Radiology information systems store DICOM image data linked to patient encounters, while claims data tracks ordering provider, facility type, and reimbursement rates.

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