LOINCActiveObservation

LOINC Code 80581-2: Incubation date and time range (Spec)

80581-2 is a LOINC code used to identify Incubation date and time range (Spec) 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 Incubation date & time range. It is commonly used with the system or sample type Specimen.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

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 Incubation date & time range. It is commonly used with the system or sample type Specimen.

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

What it does not mean

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

Key facts

  • Specimen incubation date and time range
  • Incubation date & time range
  • AOEObservation; Point in time; QNT; Quan; Quant; Quantitative; Random; Rnge; Spec

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

Incubation date and time range (Spec)Specimen incubation date and time rangeSpec DtTmRng IncIncubation date & time rangeSPECIncubation date and Time range, SpecimenTmStpRange

Frequently asked questions

Code details

Code80581-2
SystemLOINC
Display nameIncubation date and time range (Spec)
DescriptionIncubation date & time range
Short nameSpec DtTmRng Inc
ComponentIncubation date & time range
PropertyTmStpRange
TimingPt
System (specimen)Specimen
ScaleQn
ClassSPEC
Example units{tmstp_range}
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.56
Last changed2.58

Consumer names

Incubation date and Time range, Specimen

Part names

Incubation date & time rangeTmStpRangePtSpecimenQnIncubation date and time rangeDate and Time RangePoint in time (spot)

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.

LOINC Code 80581-2 | HealthAssure