What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveBoth

LOINC Code 48730-6: X linked heterotaxy FISH Nar (Bld/Tiss)

Name: LOINC Code 48730-6: X linked heterotaxy FISH Nar (Bld/Tiss)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:33.169Z

48730-6 is a LOINC code used to identify X linked heterotaxy FISH Nar (Bld/Tiss) 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 X linked heterotaxy. It is commonly used with the system or sample type Bld/Tiss.

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 X linked heterotaxy. It is commonly used with the system or sample type Bld/Tiss.

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
Method: FISH

What it does not mean

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

Key facts

X linked heterotaxy [Identifier] in Blood or Tissue by FISH Narrative
X linked heterotaxy
Blood; Fluorescent in situ hybridization; Genetics; Heredity; Heritable; Identity or presence; Inherited; Molecular pathology; MOLPATH; Narrative; Point in time; Random; Report; Tissue; Tissue, unspecified; WB; Whole blood; Whole blood or Tissue

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

X linked heterotaxy FISH Nar (Bld/Tiss)X linked heterotaxy [Identifier] in Blood or Tissue by FISH NarrativeX linked heterotaxy Bld/T FISHX linked heterotaxyMOLPATHX linked heterotaxy, Blood or tissue specimenPrid

Frequently asked questions

Code details

Code48730-6

SystemLOINC

Display nameX linked heterotaxy FISH Nar (Bld/Tiss)

DescriptionX linked heterotaxy

Short nameX linked heterotaxy Bld/T FISH

ComponentX linked heterotaxy

PropertyPrid

TimingPt

System (specimen)Bld/Tiss

ScaleNar

MethodFISH

ClassMOLPATH

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.21

Last changed2.61

Consumer names

X linked heterotaxy, Blood or tissue specimen

Part names

X linked heterotaxyPridPtBld/TissNarFISHPresence or IdentityPoint in time (spot)Blood or TissueFluorescent in situ hybridization (FISH)

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.