Renal Denervation in Diabetic Nephropathy (DERENEDIAB)
Renal Denervation in Patients With Diabetic Nephropathy and Persistent Proteinuria
Studieoversigt
Status
Status
Betingelser
Betingelser
Intervention / Behandling
Intervention / Behandling
Detaljeret beskrivelse
Undersøgelsestype
Undersøgelsestype
Tilmelding (Faktiske)
Tilmelding
Fase
Fase
- Fase 4
Kontakter og lokationer
Studiesteder
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Paris, Frankrig, 75015
- CIC Hopital europeen george pompidou
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-
Deltagelseskriterier
Berettigelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion Criteria:
- Type 2 diabetes mellitus male or female patient
- Individual is > 18 and ≤ 75 years old
- Diabetic nephropathy (if no pathological examination, diagnosis based on the association of history of diabetes, diabetic retinopathy and no hematuria)
- Proteinuria/creatininuria ratio > 0.1 g/mmol lasting for 8 weeks
- Under stable medication regimen including for at least 2 months full tolerated doses of al least 1 RAAS blocker (ACEI, renin inhibitor, ARB) and a diuretic
- 2 functional kidneys sizing ≥ 90 mm; eGFR > 20 mL/min/1.73m² (MDRD formula
- Suitable aorto-renal vascular anatomy compatible with the endovascular denervation procedure; Informed consent has been signed
- Health insurance policy active
Exclusion Criteria:
- Patients with an estimated glomerular filtration rate (eGFR) of less than 20 mL/min/1.73 m2
- Patients unable to sign an informed consent, to understand the protocol, living too far from the specialized center
- Non-diabetic renal disease
- Patients with severe hypertension (grade 3 ESH classification)
- Kaliemia ≥ 6mmol/L
- History of nephrogenic fibrosis-induced MRI contrast media
- Patient with single functioning kidney
- Patient with contrast media allergy
- Patient with any implantable device incompatible with low frequency waves delivery
- Patient with contra-indication to the anti-proteinuric standardized medication regimen
- Patient with transient or fixed cerebral ischemia within 3 months before inclusion
- Patient with myocardial infarction, unstable angina pectoris, coronary bypass or percutaneous angioplasty within 3 months before inclusion
- Patient with asthma or chronic obstructive pulmonary disease with a contra-indication to beta-blockers medication
- Patient with type 1 diabetes mellitus
- Uncontrolled type 2 diabetes mellitus (Hb1Ac > 10%)
- Patient with malignancy within the 5 past years
- Patient with any medical or surgical condition that could worsen the risk of the study, according to the investigator; Patient with chronic alcohol consumption
- Patient with atrial fibrillation and/or a brachial circumference of ≥ 42cm
- Patient is pregnant, nursing or planning to be pregnant
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Ingen (Åben etiket)
Antal våben
Våben og indgreb
Deltagergruppe / ArmDeltagergruppe / Arm |
Intervention / BehandlingIntervention / Behandling |
|---|---|
|
Eksperimentel: Denervation + TMNS
Patients are treated with the renal denervation procedure after randomization and are maintained on standardized anti-proteinuric medications
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Patients are treated with the renal denervation procedure after randomization and are maintained on standardized anti-proteinuric medications
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Aktiv komparator: TMNS
Patients are maintained on standardized anti-proteinuric medications
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Patients are maintained on Standardized antiproteinuric medication regimen includes an angiotensin receptor blocker (irbesartan 300mg), a diuretic (furosemide 40mg or indapamide LP 1.5mg according to the eGFR), 25OH vitamin D3 and a statin (atorvastatin 20mg)
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Hvad måler undersøgelsen?
Primære resultatmål
Primære resultatmål
Resultatmål |
Tidsramme |
|---|---|
|
proteinuria/creatininuria ratio
Tidsramme: from baseline to 1 year
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from baseline to 1 year
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Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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Number of patients with a decrease of the PU/CrU >50% ratio
Tidsramme: from baseline to 1 year
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from baseline to 1 year
|
|
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Evaluation of the slope of decay of the PU/CrU
Tidsramme: from baseline to 1 year
|
from baseline to 1 year
|
|
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eGFR is estimated by the MDRD formula, and is expressed in mL/min/1.73m². The direct GFR will be assessed by measuring the 51Cr-EDTA plasmatic clearance
Tidsramme: from baseline to 1 year
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eGFR is estimated by the MDRD formula, and is expressed in mL/min/1.73m².
The direct GFR will be assessed by measuring the 51Cr-EDTA plasmatic clearance
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from baseline to 1 year
|
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Outcome of the GFR assessed by 51Cr-EDTA clearance
Tidsramme: from randomisation to 1 year
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Only in the experimental arm
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from randomisation to 1 year
|
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Decrease of the blood pressure assessed on ABPM
Tidsramme: From randomisation to 1 year
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From randomisation to 1 year
|
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Anti-hypertensive regimen score
Tidsramme: from baseline to 1 year
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from baseline to 1 year
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Evaluation of the renal arterial anatomy
Tidsramme: from baseline to 1 year
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in the experimental group:number of principal renal artery.
Should be 1/ kidney of at least 4mm diameter and 10mm long.
One accessory artery is acceptable if <
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from baseline to 1 year
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Evaluation of safety and tolerance of renal denervation in diabetic patients with overt proteinuria
Tidsramme: from baseline to 1 year
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in the experimental group:Occurrence of adverse events: acute renal failure, damage on the renal artery (dissection, perforation, thrombosis), allergy to the contrast media, worsening of any dysautonomia
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from baseline to 1 year
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Evaluate the outcome of biological parameters
Tidsramme: from baseline to 1 year
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eGFR (MDRD formula), proteinuria/creatininuria ratio
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from baseline to 1 year
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Evaluate the diabetic neuropathy/dysautonomy
Tidsramme: from randomisation to 1 year
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in the experimental:blood pressure in orthostatism, pulse wave velocimetry, RR interval on the Holter ECG, cutaneous baroreflex
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from randomisation to 1 year
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Evaluate the outcome of specific kidney injury markers
Tidsramme: from randomisation to 1 year
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in the experimental group:urinary levels of KIM1 and NGAL before and 1 year after the denervation
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from randomisation to 1 year
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Samarbejdspartnere og efterforskere
Sponsor
Sponsor
Efterforskere
Efterforskere
- Ledende efterforsker: Guillaume Bobrie, MD, HTA department
Publikationer og nyttige links
Datoer for undersøgelser
Studer store datoer
Studiestart
Studiestart
Primær færdiggørelse (Faktiske)
Primær færdiggørelse
Studieafslutning (Faktiske)
Studieafslutning
Datoer for studieregistrering
Først indsendt
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først indsendt, der opfyldte QC-kriterier
Først opslået (Skøn)
Først opslået
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Skøn)
Sidste opdatering sendt
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Yderligere relevante MeSH-vilkår
- Glukosemetabolismeforstyrrelser
- Metaboliske sygdomme
- Urologiske sygdomme
- Urologiske manifestationer
- Sygdomme i det endokrine system
- Diabetes komplikationer
- Diabetes mellitus
- Vandladningsforstyrrelser
- Diabetes mellitus, type 2
- Nyresygdomme
- Diabetiske nefropatier
- Proteinuri
- Lægemidlers fysiologiske virkninger
- Molekylære mekanismer for farmakologisk virkning
- Natriuretiske midler
- Mikronæringsstoffer
- Vitaminer
- Knogletæthedsbevarende midler
- Calciumregulerende hormoner og midler
- D-vitamin
- Cholecalciferol
- Diuretika
- Angiotensinreceptorantagonister
Andre undersøgelses-id-numre
Andre undersøgelses-id-numre
- P110122
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