# Study of Circulating Tumor DNA (ctDNA) Kinetics in Immuno-oncology (IO-KIN)

> **NCT04606940** · — · COMPLETED · sponsor: **University Health Network, Toronto** · enrollment: 18 (actual)

## Conditions studied

- Head and Neck Cancer
- Advanced Cancer
- Metastatic Cancer
- HNSCC
- Squamous Cell Carcinoma

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04606940
- **Lead sponsor:** University Health Network, Toronto
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2020-10-19
- **Primary completion:** 2021-10-12
- **Final completion:** 2021-10-12
- **Target enrollment:** 18 (ACTUAL)
- **Last updated:** 2022-05-19

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04606940

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04606940, "Study of Circulating Tumor DNA (ctDNA) Kinetics in Immuno-oncology (IO-KIN)". Retrieved via AI Analytics 2026-06-01 from https://api.ai-analytics.org/clinical/NCT04606940. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*