lab note

lab_nt

clinical

Updated 5/16/2026

Definition

Free-text or structured annotation appended to a laboratory service or test record in LIS or EHR systems, capturing clinical observations, specimen handling exceptions, or result interpretation comments. Parsed and stored in healthcare data platforms to support clinical documentation completeness and downstream NLP processing pipelines.

Standard Abbreviation

lab_nt

Database Usage

-- Example column naming
CREATE TABLE claims (
  clm_id VARCHAR(50),
  lab_nt VARCHAR(255),  -- lab note (max 255 chars)
  ...
);

-- Example in SELECT
SELECT
  clm_id,
  lab_nt as lab_note
FROM claims;

Common uses in healthcare data

Risk stratification and population health analytics
CMS-HCC risk adjustment and RAF score calculation
Quality measure attribution and HEDIS reporting
Clinical data warehouse schema design
Value-based care contract performance tracking

Example database column name

ISO-11179 snake_case standard

-- Recommended column name
lab_nt

-- Example DDL
CREATE TABLE healthcare_data (
  record_id   VARCHAR(50)   NOT NULL,
  lab_nt       VARCHAR(255),  -- lab note (max 255 chars)
  created_dt  TIMESTAMP     NOT NULL DEFAULT NOW()
);

Column names follow the ISO-11179 naming convention: lowercase, underscore-separated, using the standard abbreviation as a prefix where applicable.

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