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LOINC Code 46642-5: Limitations section Set [RFC]

46642-5 is a LOINC code used to identify Limitations section Set [RFC] 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 Limitations section. It is commonly used with the system or sample type ^Patient.

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 Limitations section. 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: ACTIVE
  • Panel type: Panel
  • Method: RFC assessment

What it does not mean

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

Key facts

Limitations section Set [RFC]
Limitations section
Base your conclusions on all evidence in file (clinical and laboratory findings; symptoms; observations; lay evidence; reports of daily activities; etc.). Check the blocks which reflect your reasoned judgment. Describe how the evidence substantiates your conclusions. (Cite specific clinical and laboratory findings, observations, lay evidence, etc.). Ensure that you have requestedo Apropriate treating and examining source statements regarding the individual's capacities (DI 22505.OOOff. and DI 22510.OOOff.) and that you have given appropriate weight to treating source conclusions. (See Section III) o Considered and responded to any alleged limitations imposed by symptoms (pain, fatigue, etc.) attributable, in your judgment, to a medically determinable impairment. Discuss your assessment of symptom-related limitations in the explanation for your conclusions in A - F below. (See also Section II.) o Responded to all allegations of physical limitations or factors which can cause physical limitations. Frequently means occurring one-third to two-thirds of an 8-hour workday (cumulative, not continuous). Occasionally means occurring from very little up to one-third of an 8-hour workday (cumulative, not continuous).
Point in time; Random; Residual Functional Capacity; RFCA; Survey; Survey.RFC

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

Limitations section Set [RFC]Limitations sectionSURVEY.RFC-Pt^PatientSet

Frequently asked questions

Code details

Code46642-5
SystemLOINC
Display nameLimitations section Set [RFC]
DescriptionLimitations section
ComponentLimitations section
Property-
TimingPt
System (specimen)^Patient
ScaleSet
MethodRFC assessment
ClassSURVEY.RFC
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.19
Last changed2.44

Part names

Limitations section-Pt^PatientSetRFC assessmentPoint 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 46642-5 | HealthAssure