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ultrasound onset date

us_onset_dt
general
Updated 3/30/2026

Definition

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

Standard Abbreviation

us_onset_dt

Category

general

Database Usage

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

-- Example in SELECT
SELECT 
  claim_id,
  us_onset_dt as ultrasound_onset_date
FROM claims;

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