LOINC Code 20237-4: Left ventricular End-diastolic volume by US.2D+Calculated by modified Simpson method

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component End-diastolic volume. It is commonly used with the system or sample type Heart.ventricle.left.

When is it used?

• Used in lab systems, EHRs, and clinical data exchange.
• May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
• Status: ACTIVE
• Order vs observation: Observation
• Method: US.2D+Calculated by modified Simpson method

What it does not mean

• The code identifies the observation or test, not the actual result.

Key facts

• Left ventricular End-diastolic volume by US.2D+Calculated by modified Simpson method
• End-diastolic volume
• 2D US; Calc; Calculation; CARD.US; Cardiac; Cardio; Cardiology; Dias; Diast; Diastoli; Echography; ED vol; Heart Disease; Hrt; Hrt ventr; L; LT; LV; Point in time; QNT; Quan; Quant; Quantitative; Random; Sonogram; Sonograph; Sonography; ULS; Ultrasound; Ultrasound - 2-dimensional; US.2D+mod Simpson; Ventricular; Vol; Volume

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Frequently asked questions