85050-3

LOINC Code


LOINC code85050-3
name
descriptionThis term is used to report the presence or absence of extended spectrum beta-lactamase (ESBL) enzymes based on inhibitory concentrations of ceftazidime and ceftazidime+clavulanate. This term was created for, but is not limited in use to, bioMerieux's ETEST ESBL assay.
statusACTIVE

Fully-Specified Name

componentExtended-spectrum beta lactamase by ceftazidime to ceftazidime+clavulanate inhibitory concentration ratio
propertyPrThr  =  Present or threshold:  The Property PrThr stands for “Presence or Threshold”, meaning either a) the actual presence or absence of an analyte, or b) that the amount of analyte detected is over some predetermined threshold.
timePt  =  Point in time:  To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements.
systemIsolate
scaleOrd  =  Ordinal:  Ordered categorical responses, e.g., 1+, 2+, 3+; positive, negative; reactive, indeterminate, nonreactive.
methodGradient strip ARD

Additional Names

short nameANTIBIOTIC SUSCEPTIBILITIES; B; Betalactamase; B-Lactamase; c305; Ceftaz; Clav; Clavate; Clavu; Clavul; Clavulanic; Clavulanic acid; Epsilometer; ESBL by ceftaz to ceft-clav IC rto; Estrip; E-strip; Forj; Fortaz; Grad strip; Grad strip ARD; ID; Infectious

Basic Attributes

classABXBACT
type1  Laboratory
order vs. observationESBL ceftaz + c

History/Usage

first released
last updated2.69
last change typeMIN  - change to field other than name

Related Names



Copyright © 2026 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2026, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. See https://loinc.org/license for the full LOINC copyright and license.

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