LOINC Code 61557-5: Deprecated PhenX measure - percent energy from fat
61557-5 is a LOINC code used to identify Deprecated PhenX measure - percent energy from fat in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component PhenX measure - percent energy from fat. It is commonly used with the system or sample type ^Patient.
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 PhenX measure - percent energy from fat. It is commonly used with the system or sample type ^Patient.
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: DEPRECATED
- Method: PhenX
What it does not mean
- The code identifies the observation or test, not the actual result.
Key facts
- Deprecated PhenX measure - percent energy from fat
- PhenX measure - percent energy from fat
- A measure to estimate an individual's usual intake of percentage energy from fat. Fat is an essential nutrient for health. In addition to supplying energy, fat contains essential fatty acids and carries some fat-soluble vitamins and carotenoids into the blood stream. Percentage of energy from fat, especially saturated fat, has been associated in some studies with increased coronary heart disease (CHD), obesity and certain types of cancer.
- Pan; Panel; PANEL.PHENX; Panl; Pnl; Point in time; Random
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
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.