LOINC Code 73922-7: RCS-4 5-hydroxypentyl Ql (Bld)

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 RCS-4 5-hydroxypentyl. It is commonly used with the system or sample type Bld.

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: Both

What it does not mean

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

Key facts

• RCS-4 5-hydroxypentyl (synthetic cannabinoid metabolite) [Presence] in Blood
• RCS-4 5-hydroxypentyl
• Submitter's referral laboratory uses what is usually considered a confirmatory method (e.g. LC/MS/MS) as the initial method for this analyte and then repeats the measurement with the same high accuracy method on tests that are positive in the first run to confirm them. Results (e.g. positive/negative) are based on a threshold of 1.0 ng/mL.
• Addiction; Blood; DRUG/TOXICOLOGY; Drugs; Drugs of abuse; Illicit; K2; Ordinal; Point in time; PotentialForAbuse; PR; QL; Qual; Qualitative; Random; RCS-4 5OH-pentyl; RCS-4 N-(5-hydroxypentyl) metabolite; Screen; Spice; Spike; Synthetic cannabinoid; Synthetic cannabinoids; WB; Whole blood; Yucatan Fire

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