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AzTrials

HypertensionHIPRESHNCT06664255

High Prevalence of Secondary Arterial Hypertension (HIPRESH) with Prospective Systematic Screening in a Cohort of Consecutive Hypertensive Patients Referring to Regional Specialized Center

An observational study of Hypertension and Hypertension Resistant to Conventional Therapy, run by University Hospital Padova.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Hypertensive Patients referring to our center will undergo a systematic diagnostic workup aimed at finding the cause(s) of their high blood pressure. Information prospective and retrospectively obtained will be analyzed while guaranteeing anonymity. Read more about this study

Who is it for?
Ages 18 to 85 years
How many people
1,400 participants
Where
No sites listed yet
Study dates
1 Jan 2017to 31 Jan 2023
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 85 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Study population: Hypertensive patients refering to our center

Who may be able to join

  • age ≥18 and >/= 85 years

Who cannot join

  • absence of a complete diagnostic work-up due to poor overall clinical conditions or lack of a clear benefit from it
  • unwillingness or failure to complete the full diagnostic work-up and/or to attend the outpatient clinic follow-up visits after the first evaluation

About this study

Official title: High Prevalence of Secondary Arterial Hypertension (HIPRESH) with Prospective Systematic Screening

Hypertensive Patients referring to our center will undergo a systematic diagnostic workup aimed at finding the cause(s) of their high blood pressure. Information prospective and retrospectively obtained will be analyzed while guaranteeing anonymity.

Read the detailed description

The Investigators will retrospectively enroll consecutive patients attending the outpatient clinic of the Specialized Hypertension Center at the Department of Medicine of the University of Padua from January 1 st 2017 to January 31 st 2023. The data obtained from the review of clinical chart and findings from biochemical and radiological examinations will be recorded in a secured database and will be analyzed in an anonymized and aggregated form.

Per Investigators' practice, during the first visit, patients attending our Referral Center undergo a complete clinical evaluation entailing extensive medical history and supine and standing office blood pressure measurement, ECG and are offered a screening for secondary hypertension. To this end, patients are usually switched to treatment with a long-acting calcium-channel blocker, mostly verapamil slow-release and/or doxazosin, for at least 6 weeks beforebiochemical testing.

From 2020, based on the results of the "Effects of Mineralocorticoid and AT1 Receptor Antagonism on the Aldosterone-Renin Ratio in Primary Aldosteronism" (EMIRA), 13 those with difficult-to-control hypertension and/or hypokalemia also received a mineralocorticoid receptor antagonist (MRA). As per institutional rules, at the Investigators' University Hospital all the patients are requested to sign a written consent for the processing of their data in an anonymized way for educational and research purpose. All the patients will receive exhaustive information about the need of screening for secondary hypertension, which entailed good clinical practice.

Biochemical data that will be recorded include serum Na + , K + , and ionized Ca 2+ levels, plasma active renin concentration (DRC), aldosterone concentration (PAC), used to compute the aldosterone-renin ratio (ARR), 24h urine Na + , K + , and Ca 2+ excretion, metanephrine and normetanephrine excretion in acidified urines, serum parathyroid hormone, thyroid-stimulating hormone, and free triiodothyronine and free thyroxine. The Investigators will also record data from renal Doppler ultrasonography, sleep questionnaires for sleep apnoea, sleep fragmentation, and daytime sleepiness, when performed. In patients who underwent second level imaging tests, e.g. abdomen MRI, CT or angio-CT and subtyping by adrenal vein sampling (AVS) or full poly-somnography, data from these additional tests will be registered.

Keywords
Secondary Hypertension, Primary Aldosteronism, Causes, Hyperaldosteronism, Hypertension, Renovascular, Hypertension, Renal, Essential Hypertension, Prevalence
Medical subject headings
Hypertension, Hypertension Resistant to Conventional Therapy, Hyperaldosteronism, Hypertension, Renovascular, Hypertension, Renal, Essential Hypertension

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

Study groups in NCT06664255
Study groupRoleWhat they receive
Hypertensive patientsConsecutive hypertensive patients referring to our center, and undergoing systematic diagnostic workup for secondary causes of hypertension

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Number of Patients with a Diagnosis of Secondary hypertension

    Conclusive diagnosis of secondary hypertension based on the availble gold standard confirmed by assessment of cure/improvement after target treatment at follow up.

    Measured: From enrolment to assessment of cure/target treatment at follow up, an average of 1 year.

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted29 Oct 2024
  2. Study start1 Jan 2017
  3. Primary completion31 Jan 2023
  4. Study completion31 Jan 2023

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Retrospective
Enrolment
1,400 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06664255
Sponsor's protocol ID
F 004
Acronym
HIPRESH
Status last verified
Oct 2024
First submitted
22 Oct 2024
Last updated
29 Oct 2024
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Azizi M, Sapoval M, Gosse P, Monge M, Bobrie G, Delsart P, Midulla M, Mounier-Vehier C, Courand PY, Lantelme P, Denolle T, Dourmap-Collas C, Trillaud H, Pereira H, Plouin PF, Chatellier G; Renal Denervation for Hypertension (DENERHTN) investigators. Optimum and stepped care standardised antihypertensive treatment with or without renal denervation for resistant hypertension (DENERHTN): a multicentre, open-label, randomised controlled trial. Lancet. 2015 May 16;385(9981):1957-65. doi: 10.1016/S0140-6736(14)61942-5. Epub 2015 Jan 26.

    PubMed 25631070
  • Rossi GP, Bagordo D, Rossi FB, Pintus G, Rossitto G, Seccia TM. 'Essential' arterial hypertension: time for a paradigm change. J Hypertens. 2024 Aug 1;42(8):1298-1304. doi: 10.1097/HJH.0000000000003767. Epub 2024 May 8.

    PubMed 38748508

Questions about this trial

What is this clinical trial studying?

An observational study of Hypertension and Hypertension Resistant to Conventional Therapy, run by University Hospital Padova.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 1 inclusion and 2 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 29 Oct 2024. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Number of Patients with a Diagnosis of Secondary hypertension (time frame: From enrolment to assessment of cure/target treatment at follow up, an average of 1 year.). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT06664255, which also lists 2 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 29 Oct 2024.

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