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.

LOINCActiveObservation

LOINC Code 10629-4: Spermatozoa Vacuolated Head/Spermatozoa (Sem)

Name: LOINC Code 10629-4: Spermatozoa Vacuolated Head/Spermatozoa (Sem)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:19.668Z

10629-4 is a LOINC code used to identify Spermatozoa Vacuolated Head/Spermatozoa (Sem) 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 Spermatozoa.vacuolated head/Spermatozoa. It is commonly used with the system or sample type Semen.

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 Spermatozoa.vacuolated head/Spermatozoa. It is commonly used with the system or sample type Semen.

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

Spermatozoa Vacuolated Head/Spermatozoa in Semen
Spermatozoa.vacuolated head/Spermatozoa
Ejaculate; FERTILITY TESTING; Genitourinary; GU; Number Fraction; Percent; Point in time; QNT; Quan; Quant; Quantitative; Random; Sem; Seminal fluid; Smn; SMPLS; Sperm; Sperm Vacuolated Head; URO; Urology; Vaculated

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

Spermatozoa Vacuolated Head/Spermatozoa (Sem)Spermatozoa Vacuolated Head/Spermatozoa in SemenSperm Vacuolated Head NFr SmnSpermatozoa.vacuolated head/SpermatozoaFERTSpermatozoa vacuolated head/Spermatozoa, SemenNFr

Frequently asked questions

Code details

Code10629-4

SystemLOINC

Display nameSpermatozoa Vacuolated Head/Spermatozoa (Sem)

DescriptionSpermatozoa.vacuolated head/Spermatozoa

Short nameSperm Vacuolated Head NFr Smn

ComponentSpermatozoa.vacuolated head/Spermatozoa

PropertyNFr

TimingPt

System (specimen)Semen

ScaleQn

ClassFERT

Example units%

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0i

Last changed2.79

Consumer names

Spermatozoa vacuolated head/Spermatozoa, Semen

Part names

Spermatozoa.vacuolated head/SpermatozoaNFrPtSemenQnNumber FractionPoint 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.