510(k) Report

510(k) · Cleared

Cleared

Modification to Seraquest Vca Igm

K033780510(k) SpecialCleared Jan 15, 200442-day reviewClass I21 CFR 866.3235

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Quest Intl., Inc. · LJN Antibody Igm, If, Epstein-Barr Virus

Cleared on Jan 15, 2004 after a 42-day review. The FDA summary names its predicate without a number.

Decided
Jan 15, 2004
Review
42 days
Class
Class I
Product code
LJN
Recalls
None
Predicates
0

The FDA summary names its predicate without a number.

FIG. 1 — Lineage of K033780Source: FDA 510(k) database · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

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  • Recall history across each candidate’s familyin the report
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What was it cleared against? (1)

Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.

TypeNumberDeviceApplicantDecidedRecalls
*—Zeus' EBV IgM ELISA test
Named without a submission number
—

What descends from it?

No later submission names this one as a predicate yet.

Has anything in its family been recalled? (0 Class I)

No FDA recall names this device.

No ancestor or descendant has a Class I recall.

How does its category compare?

All LJN devices

LJN Antibody Igm, If, Epstein-Barr Virus: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · LJN

1in 2012

2008: 12012: 12026 (partial year): 1
2007high 1 (2008) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · LJN

Too few LJN 510(k)s in any year since 2007 to give a median.

Recalls per year · LJN

No recall names LJN since 2007.

Adverse event reports per year · LJN

No MAUDE report names LJN since 2007.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20070—00
20081—00
20090—00
20100—00
20110—00
20121—00
20130—00
20140—00
20150—00
20160—00
20170—00
20180—00
20190—00
20200—00
20210—00
20220—00
20230—00
20240—00
20250—00
20261—0—

What is it indicated for?

For In Vitro Diagnostic Use

For the qualitative detection of human IgM antibodies to Epstein-Barr (EB) viral capsid antigen (VCA) in human serum by enzyme immunoassay, as an aid in differentiating active or recent Epstein-Barr virus infection from past infection.

A positive result is presumptive for the detection of anti-Epstein-Barr virus IgM antibodies and presumptive for the diagnosis of acute or recent Epstein-Barr virus infection.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K033780: Modification to Seraquest Vca Igm.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K033780

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Record history
  • FDA decision record loaded May 2, 2026
  • Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
  • Page last updated Nov 3, 2026