LOINCActiveBoth

LOINC Code 75552-0: Trisomy 13 risk Dosage of chromosome-specific cfDNA Ql (Plasma cell-free+WBC DNA) [Interp]

75552-0 is a LOINC code used to identify Trisomy 13 risk Dosage of chromosome-specific cfDNA Ql (Plasma cell-free+WBC DNA) [Interp] 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 Fetal trisomy 13 risk. It is commonly used with the system or sample type WBC.DNA+Plas.cfDNA.

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 Fetal trisomy 13 risk. It is commonly used with the system or sample type WBC.DNA+Plas.cfDNA.

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: Dosage of chromosome specific cf DNA

What it does not mean

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

Key facts

  • Fetal Trisomy 13 risk [Interpretation] based on Plasma cell-free+WBC DNA by Dosage of chromosome-specific cfDNA Qualitative
  • Fetal trisomy 13 risk
  • This term was developed for, but is not limited in use to, Natera's Panorama noninvasive prenatal test for fetal aneuploidies and microdeletions.
  • Chromosom; Chromosomes; Genetics; Heredity; Heritable; Impression; Impression/interpretation of study; Impressions; Inherited; Interp; Interpretation; Leukocytes; Molecular pathology; MOLPATH; MOLPATH.TRISOMY; Ordinal; Patau syndrome; Pl; Plasma; Plsm; Point in time; QL; Qual; Qualitative; Random; Screen; Spec; Ts; Ts 13 risk; WBC.DNA+cfDNA; WBCs; White blood cells

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

Trisomy 13 risk Dosage of chromosome-specific cfDNA Ql (Plasma cell-free+WBC DNA) [Interp]Fetal Trisomy 13 risk [Interpretation] based on Plasma cell-free+WBC DNA by Dosage of chromosome-specific cfDNA QualitativeFet Ts 13 risk WBC.DNA+cfDNA QlFetal trisomy 13 riskMOLPATH.TRISOMYImpPt

Frequently asked questions

Code details

Code75552-0
SystemLOINC
Display nameTrisomy 13 risk Dosage of chromosome-specific cfDNA Ql (Plasma cell-free+WBC DNA) [Interp]
DescriptionFetal trisomy 13 risk
Short nameFet Ts 13 risk WBC.DNA+cfDNA Ql
ComponentFetal trisomy 13 risk
PropertyImp
TimingPt
System (specimen)WBC.DNA+Plas.cfDNA
ScaleOrd
MethodDosage of chromosome specific cf DNA
ClassMOLPATH.TRISOMY
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.50
Last changed2.73

Consumer names

Fetal Trisomy 13 risk

Part names

Fetal trisomy 13 riskImpPtWBC.DNA+Plas.cfDNAOrdDosage of chromosome specific cf DNAImpression/interpretation of studyPoint in time (spot)Plasma cell-free+WBC DNADosage of chromosome-specific cfDNA

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.