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临床试验/ISRCTN91387205
ISRCTN91387205已完成未知

Is metomidate PET-CT superior to adrenal venous sampling in predicting outcome from adrenalectomy in patients with primary hyperaldosteronism? (MATCH): a multi-centre, randomised, within-patient comparison of diagnostic techniques

Queen Mary University of London0 个研究点目标入组 143 人开始时间: 2017年1月12日最近更新:
适应症

试验速览

阶段
未知
状态
已完成
入组人数
143

研究概览

简要总结

2023 Results article in https://pubmed.ncbi.nlm.nih.gov/36646800/ (added 13/02/2024)

研究设计

研究类型
Observational

入排标准

性别
All

入选标准

  • 1. Male or female age >18 years
  • 2. Diagnosis of PHA based on published Endocrine Society consensus guidelines
  • 3. Patients will be enrolled/consented when they have had each of the following:
  • 3.1. At least one paired measurement of plasma renin and aldosterone, measured off spironolactone, showing an elevated ARR
  • 3.2. Either a plasma aldosterone >190 pmol/L after saline infusion or ‘spontaneous hypokalemia + plasma renin below detection levels + plasma aldosterone > 550 pmol/L)’ (as per Endocrine Society guidance)
  • 3.3. A CT or MRI scan of the adrenals with probable or definite adenoma(s)
  • 4. Patients with elevated ARR can be put forward for consideration by the MDT as exceptional cases in whom spironolactone is not (fully) withdrawn, and/or saline suppression is not performed, IF:
  • 4.1. Plasma Aldosterone > 450 pmol/L AND plasma renin <0.5 pmol/ml/hr (<9 mU/L) if measured on treatment with ACEI (Lisinopril >=20 mg or equivalent) or ARB (Losartan 100 mg or equivalent); OR
  • 4.2. Age <40 AND definite adrenal adenoma on CT or MRI Patients whose CT/MRI does not show probable or definite adenoma must also be reviewed by MDT before enrolment/consent
  • 5. All patients will have a positive Aldosterone renin ratio (ARR) serum measurement with another local diagnostic confirmatory test as specified from local specialised APA Guidelines. This is often standard cross-sectional imaging by CT or MR scanning. Any exception to recommended diagnostic criteria will be subject to approval by monthly MDT

排除标准

  • 1. Those patients who indicate that they are unlikely to proceed with surgery will not be recruited, because there will be no outcome change in blood pressure, restoration of normal renin/angiotensin physiology) against which to compare the accuracy of the two Investigations
  • 2. Patients contraindicated for spironolactone therapy
  • 3. Any patients continuing on beta-blockers or direct renin blockers
  • 4. Pregnant/breastfeeding females or women unable/unwilling to take secure contraceptive precautions whilst undergoing investigations
  • 5. Patients unwilling/unable to take the dexamethasone required to prepare for a metomidate PET-CT scan
  • 6. Any illness, condition or drug regimen that is considered a contraindication by the PI

研究者

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