# Diagnostic Software, K-Nearest Neighbor Algorithm, Autoimmune Disease
> **Product code: NVI** · Class II — Moderate Risk (510(k) clearance required) · Clinical Toxicology · 21 CFR 862.3100
## Classification
- **FDA Product Code:** NVI
- **Device class:** Class II — Moderate Risk (510(k) clearance required)
- **Regulation:** 21 CFR 862.3100
- **Review panel:** IM
- **Medical specialty:** Clinical Toxicology
- **Submission type:** 1
- **GMP exempt:** N
- **Life sustaining:** N
- **Implant:** N
- **Third-party review:** Y
## Definition

The device is intended to suggest a systemic autoimmune disease association as an aid for differential diagnosis to be evaluated in conjunction with clinical findings and other laboratory tests.

## Market data
- **Cleared 510(k) submissions:** 1
- **Registered establishments:** 1
## Source
- [FDA Device Classification](https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpcd/classification.cfm?ID=NVI)
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