LOINCActiveObservation

LOINC Code 49033-4: Menstrual History - Reported

49033-4 is a LOINC code used to identify Menstrual History - Reported 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 Menstrual History. 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 Menstrual History. 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
  • Order vs observation: Observation
  • Method: Reported

What it does not mean

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

Key facts

  • Menstrual History - Reported
  • Menstrual History
  • Finding; Findings; H+P; H+P.HX; Hx; Menstrual Hx; Nominal; P prime; 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

Menstrual History - ReportedMenstrual Hx ReportedMenstrual HistoryH&P.HXFindPt^Patient

Frequently asked questions

Code details

Code49033-4
SystemLOINC
Display nameMenstrual History - Reported
DescriptionMenstrual History
Short nameMenstrual Hx Reported
ComponentMenstrual History
PropertyFind
TimingPt
System (specimen)^Patient
ScaleNom
MethodReported
ClassH&P.HX
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.21
Last changed2.73

Part names

Menstrual HistoryFindPt^PatientNomReportedFindingPoint 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 49033-4 | HealthAssure