# Spanish Registry of RYR1 and CACNA1S Polymorphisms

> **NCT03964870** · — · UNKNOWN · sponsor: **Hospital Universitario La Fe** · enrollment: 5000 (estimated)

## Conditions studied

- Malignant Hyperthermia
- Polymorphisms in Genes RYR1 and CACNAS1S

## Interventions

- **DIAGNOSTIC_TEST:** Diagnostic of polymorphisms in malignant hyperthermia

## Key facts

- **NCT ID:** NCT03964870
- **Lead sponsor:** Hospital Universitario La Fe
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2018-12-05
- **Primary completion:** 2020-11-05
- **Final completion:** 2020-12-05
- **Target enrollment:** 5000 (ESTIMATED)
- **Last updated:** 2019-05-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03964870

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03964870, "Spanish Registry of RYR1 and CACNA1S Polymorphisms". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT03964870. Licensed CC0.

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