Version 2.78

Part Descriptions

LP428471-9   Contrast ratio for far visual acuity measurement
The contrast ratio is the percent contrast at which a patient's visual acuity was measured. It is different from contrast sensitivity, which is a measurement of the minimum amount of contrast a patient can detect. Source: Regenstrief LOINC

LP7218-3   Eye
The "Eye" System in LOINC is a broad concept that includes all parts of the eye, including ocular fluid (aqueous and vitreous), cornea, and conjunctiva. Source: Regenstrief LOINC

Fully-Specified Name

Component
Contrast ratio for far visual acuity measurement
Property
NFr
Time
Pt
System
Eye
Scale
Qn
Method
Phoropter

Additional Names

Short Name
Contrast for far VA Phoropter

Basic Attributes

Class
EYE.REFRACTION
Type
Clinical
First Released
Version 2.71
Last Updated
Version 2.71
Order vs. Observation
Observation

Member of these Panels

LOINC Long Common Name
98853-5 Phoropter panel

Language Variants Get Info

Tag Language Translation
it-IT Italian (Italy) Rapporto di contrasto per la misurazione dell'acuità visiva da lontano:NFr:Pt:Occhio:Qn:Forottero
Synonyms: Frazione numerica Occhio Oftalmologia - rifrazione Punto nel tempo (episodio)
zh-CN Chinese (China) 针对远距视力检测的对比度:计数型分数:时间点:眼睛:定量型:综合屈光检查仪
Synonyms: Phoropter;Phoroptor Refraction measurements;屈光度指标;屈光度测量指标;眼.屈光度指标;眼.屈光度测量指标;眼科.屈光度指标;眼科.屈光度测量指标;眼科学与视力测定变量.屈光度指标;眼科学与验光变量.屈光度指标;眼科学与验光变量.屈光度测量指标;眼科学与验光指标.屈光度指标;眼科学与验光指标.屈光度测量指标 可用数量表示的;定量性;数值型;数量型;连续数值型标尺 增强剂 对比增强剂 数量型分数;数量或计数型分数;数量型分数或计数型分数 时刻;随机;随意;瞬间 目;眼;眼部 眼;眼睛;眼科;眼科学与验光变量;眼科学与验光指标 视觉 视觉敏锐度 针对（用于）远距（远用、远距离、远）视力（远距视觉敏感度）检测（检查、测定）的对比度（对比率）

Example Units

Unit Source
% Example UCUM Units

LOINC Terminology Service (API) using HL7® FHIR® Get Info

CodeSystem lookup
https://fhir.loinc.org/CodeSystem/$lookup?system=http://loinc.org&code=98385-8