# The Incidence and Risk Factors of Radiotherapy Induced Hypothyroidism in Head and Neck Cancer With Long Term Follow up

> **NCT03699098** · NA · COMPLETED · sponsor: **Cairo University** · enrollment: 101 (actual)

## Conditions studied

- Head and Neck Cancer

## Interventions

- **DIAGNOSTIC_TEST:** TSH, T3, T4 and thyroid gland DVH

## Key facts

- **NCT ID:** NCT03699098
- **Lead sponsor:** Cairo University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2017-08-01
- **Primary completion:** 2018-06-01
- **Final completion:** 2018-06-05
- **Target enrollment:** 101 (ACTUAL)
- **Last updated:** 2018-10-09


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03699098

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03699098, "The Incidence and Risk Factors of Radiotherapy Induced Hypothyroidism in Head and Neck Cancer With Long Term Follow up". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT03699098. Licensed CC0.

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