Comparison of Three Confirmatory Tests in the Diagnosis of Primary Aldosteronism

NCT ID: NCT04193137

Last Updated: 2021-08-04

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Total Enrollment

200 participants

Study Classification

OBSERVATIONAL

Study Start Date

2019-11-30

Study Completion Date

2021-06-30

Brief Summary

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To compare the diagnostic value of three confirmatory tests for primary aldosteronism.

Detailed Description

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This is a prospective study involving 240 hypertensive patients who underwent primary aldosteronism screening. Every patient will undertake four confirmatory tests to compare the diagnostic accuracy of the oral sodium loading test with captopril challenge testing (CCT) and Seated saline infusion test(SSST)using the fludrocortisone suppression testing (FST) as the reference standard, and to investigate the optimal cutoff of oral sodium loading test

Conditions

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Primary Aldosteronism

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Study Groups

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Primary Aldosteronism(PA)

plasma aldosterone /renin ratio (ARR)\>10 pg/μIU and plasma aldosterone concentration(PAC) post-FST≥60pg/ml;or PAC\>200 pg/ml,plasma renin concentration(PRC)\<2.5μIU/ml,with hypokalemia

Oral sodium loading test,Seated saline infusion test and Captopril challenge test

Intervention Type DIAGNOSTIC_TEST

Oral sodium loading test : Patients received 6g oral sodium every day for 3 days.

Seated saline infusion test: All participants received the infusion of 2 liters of 0.9% saline over 4 h in seated posture.

Captopril challenge test: Patients received 50 mg captopril orally at 8-9 a.m. after sitting or standing for at least 2 h. Blood samples were drawn at time zero and 2 h after the challenge.

non Primary Aldosteronism

ARR\<10 pg/μIU or ARR\>10 pg/μIU and PAC post FST\<60pg/ml

Oral sodium loading test,Seated saline infusion test and Captopril challenge test

Intervention Type DIAGNOSTIC_TEST

Oral sodium loading test : Patients received 6g oral sodium every day for 3 days.

Seated saline infusion test: All participants received the infusion of 2 liters of 0.9% saline over 4 h in seated posture.

Captopril challenge test: Patients received 50 mg captopril orally at 8-9 a.m. after sitting or standing for at least 2 h. Blood samples were drawn at time zero and 2 h after the challenge.

Interventions

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Oral sodium loading test,Seated saline infusion test and Captopril challenge test

Oral sodium loading test : Patients received 6g oral sodium every day for 3 days.

Seated saline infusion test: All participants received the infusion of 2 liters of 0.9% saline over 4 h in seated posture.

Captopril challenge test: Patients received 50 mg captopril orally at 8-9 a.m. after sitting or standing for at least 2 h. Blood samples were drawn at time zero and 2 h after the challenge.

Intervention Type DIAGNOSTIC_TEST

Eligibility Criteria

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Inclusion Criteria

1. hypertensive patients with ARR≥10(pg/ml)(uIU/ml)
2. hypertensive patients with ARR\<10(pg/ml)(uIU/ml) but suspicious of PA clinically

Exclusion Criteria

1. Pregnancy or lactation;
2. Child-bearing women refuse to take effective contraceptive measures;
3. History of malignant tumor;
4. Patients with cardiovascular and cerebrovascular diseases (eg. myocardial infarction, acute heart failure, stroke), in the past 3 months
5. NYHA III (New York Heart Association)and above
6. Hypohepatia
7. Chronic kidney disease with an estimated Glomerular Filtration Rate \<30ml/min/1.73 m²
8. Severe arrhythmia by ECG or severe heart disease by cardiac ultrasound
9. Patients who are unwilling to participate in and complete this study and refuses to sign the informed consent form for this study
Minimum Eligible Age

18 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Chongqing Medical University

OTHER

Sponsor Role lead

Responsible Party

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Qifu Li

Primary Investigator

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Qifu Li, PhD

Role: STUDY_CHAIR

the Chongqing Primary Aldosteronism Study (CONPASS) Group

Locations

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Qifu Li

Chongqing, Chongqing Municipality, China

Site Status

Countries

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China

References

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Funder JW, Carey RM, Mantero F, Murad MH, Reincke M, Shibata H, Stowasser M, Young WF Jr. The Management of Primary Aldosteronism: Case Detection, Diagnosis, and Treatment: An Endocrine Society Clinical Practice Guideline. J Clin Endocrinol Metab. 2016 May;101(5):1889-916. doi: 10.1210/jc.2015-4061. Epub 2016 Mar 2.

Reference Type RESULT
PMID: 26934393 (View on PubMed)

Young WF Jr. Diagnosis and treatment of primary aldosteronism: practical clinical perspectives. J Intern Med. 2019 Feb;285(2):126-148. doi: 10.1111/joim.12831. Epub 2018 Sep 25.

Reference Type RESULT
PMID: 30255616 (View on PubMed)

Wu S, Yang J, Hu J, Song Y, He W, Yang S, Luo R, Li Q. Confirmatory tests for the diagnosis of primary aldosteronism: A systematic review and meta-analysis. Clin Endocrinol (Oxf). 2019 May;90(5):641-648. doi: 10.1111/cen.13943. Epub 2019 Feb 26.

Reference Type RESULT
PMID: 30721529 (View on PubMed)

Mulatero P, Milan A, Fallo F, Regolisti G, Pizzolo F, Fardella C, Mosso L, Marafetti L, Veglio F, Maccario M. Comparison of confirmatory tests for the diagnosis of primary aldosteronism. J Clin Endocrinol Metab. 2006 Jul;91(7):2618-23. doi: 10.1210/jc.2006-0078. Epub 2006 May 2.

Reference Type RESULT
PMID: 16670162 (View on PubMed)

Nishikawa T, Omura M, Satoh F, Shibata H, Takahashi K, Tamura N, Tanabe A; Task Force Committee on Primary Aldosteronism, The Japan Endocrine Society. Guidelines for the diagnosis and treatment of primary aldosteronism--the Japan Endocrine Society 2009. Endocr J. 2011;58(9):711-21. doi: 10.1507/endocrj.ej11-0133. Epub 2011 Aug 9.

Reference Type RESULT
PMID: 21828936 (View on PubMed)

Mulatero P, Monticone S, Burrello J, Veglio F, Williams TA, Funder J. Guidelines for primary aldosteronism: uptake by primary care physicians in Europe. J Hypertens. 2016 Nov;34(11):2253-7. doi: 10.1097/HJH.0000000000001088.

Reference Type RESULT
PMID: 27607462 (View on PubMed)

Other Identifiers

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OSL-study 2019

Identifier Type: -

Identifier Source: org_study_id

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