Completed OBSERVATIONAL NCT04314557

Renal Arterial Denervation in Sympathetic Dysautonomia (RANSOM)

Renal Arterial Denervation in Sympathetic Dysautonomia: RANSOM REGISTRY

Sponsor: St Carlos Hospital, Madrid, Spain

Conditions Blood Pressure Disorders Blood Pressure Variability Hypertension Increased Variability Renal Denervation Sympathetic Dysautonomia

Interventions Renal denervation

Updated 7 times since 2020 Last updated: Jul 25, 2025 Started: Mar 14, 2019 Primary completion: May 31, 2025 Completion: May 31, 2025

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT04314557, this observational or N/A phase trial focuses on Blood Pressure Disorders and Blood Pressure Variability and remains completed. Sponsored by St Carlos Hospital, Madrid, Spain, it has been updated 7 times since 2019, reflecting limited change activity. This study contributes longitudinal data to the cardiovascular research landscape.

Status Flow

Change History

7 versions recorded

Aug 2025 — Present [monthly]

Completed

Status: Recruiting → Completed
Sep 2024 — Aug 2025 [monthly]

Recruiting
Jul 2024 — Sep 2024 [monthly]

Recruiting
Dec 2023 — Jul 2024 [monthly]

Recruiting
Feb 2022 — Dec 2023 [monthly]

Recruiting

▶ Show 2 earlier versions

Jan 2021 — Feb 2022 [monthly]

Recruiting
Apr 2020 — Jan 2021 [monthly]

Recruiting

First recorded

Mar 2019

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

St Carlos Hospital, Madrid, Spain

Data source: St Carlos Hospital, Madrid, Spain

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Madrid, Spain