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hematology onset date

hem_onset_dt
general
Updated 3/30/2026

Definition

The symptom start date for a blood study. Used to track temporal information related to hematology onset date. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for hematology management and reporting.

Standard Abbreviation

hem_onset_dt

Category

general

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  hem_onset_dt VARCHAR(100),  -- hematology onset date
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  hem_onset_dt as hematology_onset_date
FROM claims;

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