LOINC Code 78440-5: risperiDONE trough and 9-Hydroxyrisperidone panel

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 Risperidone trough & 9-Hydroxyrisperidone panel. It is commonly used with the system or sample type Ser/Plas.

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: Order
• Panel type: Panel

What it does not mean

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

Key facts

• risperiDONE trough and 9-Hydroxyrisperidone panel - Serum or Plasma
• Risperidone trough & 9-Hydroxyrisperidone panel
• Sample is drawn at the trough (baseline) level of the parent drug (risperidone). Levels of risperidone and its metabolite are measured for therapeutic drug monitoring.
• 9-Hydroxy risperidone; 9-Hydroxy-risperidone; 9-OH-Risperidone; 9OH-risperidone; DRUG/TOXICOLOGY; Drugs; Invega; Paliperidone; Pan; PANEL.DRUG & TOXICOLOGY; Panl; Pl; Plasma; Plsm; Pnl; Point in time; QNT; Quan; Quant; Quantitative; Random; Risp Trgh + 9OH-Ris Pnl; Risperidal; Risperidone metabolite; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR

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