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Report for Clinical Trial NCT01572818

Developed by Shray Alag, 2020.
SNP Clinical Trial Gene

Effects of Phlebotomy on Insulin Sensitivity in Insulin Resistance-associated Hepatic Iron Overload Patients

The purpose of this study is to evaluate efficacy of phlebotomy on insulin sensitivity as evaluated by euglycemic-hyperinsulinic clamp in insulin resistance-associated hepatic iron overload patients.

NCT01572818 Insulin Resistance Iron Overload
MeSH:Insulin Resistance Iron Overload
HPO:Insulin resistance

2 Interventions

Name: phlebotomy

Description: 7 ml/kg without exceeding 500 mL
Type: Procedure
Group Labels: 1

Phlebotomy

Name: dietary and lifestyle counseling

Description: dietary and lifestyle counseling
Type: Behavioral
Group Labels: 2

Lifestyle counseling Phlebotomy


Primary Outcomes

Measure: Glucose Infusion Rate by euglycemic-hyperinsulinic clamp

Time: 6 months

Secondary Outcomes

Measure: hepatic parameters

Time: 6 months

Description: IL-6, TNF alpha, CRP

Measure: inflammation markers

Time: 6 months

Description: adiponectin, PAI1, leptin

Measure: Adipokins markers

Time: 6 months

Measure: SHBG

Time: 6 months

Measure: HOMA-IR

Time: 6 months

Description: transaminase (ALT, AST), gamma GT

Measure: Hepatic iron overload (MRI)

Time: 6 months

Measure: Abdominal and sub-cutaneous fat surface (MRI)

Time: 6 months

Description: serum iron, ferritin, saturation of transferrin

Measure: iron parameters

Time: at 6 months

Description: HDL-c, LDL-c, triglycerides

Measure: lipid profile

Time: at 6 months

Purpose: Treatment

Allocation: Randomized

Parallel Assignment


There are 2 SNPs

SNPs


1 C282Y

Inclusion Criteria: - Age between 18 and 70 years - Ferritin between 450 and 1000 µg/L - Hepatic iron overload proved by MRI (CHF >36 µmol/g) - Body mass index > 25 kg/m² - Fasting glycemia <1,26 g/L - HbA1c < 6,5% - Signed written and informed consent Exclusion Criteria: - Other causes of hyperferritinemia: - Inflammatory syndrome (CRP >10 mg/L) or inflammatory, immune or malignant diseases - Hyperferritinemia-cataract syndrome (familial cataract or personal history of cataract before 50 years old) - Low ceruloplasmin level - Porphyria (cutaneous signs) - Haemochromatosis established by the genotype (C282Y homozygous or C282Y/H63D coumpound heterozygous genotypes) - Contraindication of phlebotomy - Haemoglobin <13,5 g/dL (threshold established by the Etablissement Français du Sang) - Heart failure or coronary heart diseases - Hepatic failure, renal (GFR <50mL/min) or respiratory insufficiency (chronic dyspnea) - Poor venous system - Viral, immune, genetic, vascular, malignant or toxic chronic hepatic disease - Alcohol consumption more than 21 doses per week during 5 years or more - Type 1 or type 2 diabetes - Oral anti-diabetic, corticoids or immune suppressor drugs - Hepatic severe disease - Claustrophobia, having a pace-maker or intracerebral clips - Subjects deprived of their liberty by judicial or administrative decision, subjects that are not affiliated to social security or topics exclusion period of a previous study Inclusion Criteria: - Age between 18 and 70 years - Ferritin between 450 and 1000 µg/L - Hepatic iron overload proved by MRI (CHF >36 µmol/g) - Body mass index > 25 kg/m² - Fasting glycemia <1,26 g/L - HbA1c < 6,5% - Signed written and informed consent Exclusion Criteria: - Other causes of hyperferritinemia: - Inflammatory syndrome (CRP >10 mg/L) or inflammatory, immune or malignant diseases - Hyperferritinemia-cataract syndrome (familial cataract or personal history of cataract before 50 years old) - Low ceruloplasmin level - Porphyria (cutaneous signs) - Haemochromatosis established by the genotype (C282Y homozygous or C282Y/H63D coumpound heterozygous genotypes) - Contraindication of phlebotomy - Haemoglobin <13,5 g/dL (threshold established by the Etablissement Français du Sang) - Heart failure or coronary heart diseases - Hepatic failure, renal (GFR <50mL/min) or respiratory insufficiency (chronic dyspnea) - Poor venous system - Viral, immune, genetic, vascular, malignant or toxic chronic hepatic disease - Alcohol consumption more than 21 doses per week during 5 years or more - Type 1 or type 2 diabetes - Oral anti-diabetic, corticoids or immune suppressor drugs - Hepatic severe disease - Claustrophobia, having a pace-maker or intracerebral clips - Subjects deprived of their liberty by judicial or administrative decision, subjects that are not affiliated to social security or topics exclusion period of a previous study Insulin Resistance Iron Overload Insulin Resistance Iron Overload The main objective of this study is to evaluate in patients with HSD effects of treatment with phlebotomy rules with lifestyle and dietary rules versus lifestyle modifications alone on peripheral insulin resistance (assessed by hyperinsulinemic clamp). --- C282Y ---

Inclusion Criteria: - Age between 18 and 70 years - Ferritin between 450 and 1000 µg/L - Hepatic iron overload proved by MRI (CHF >36 µmol/g) - Body mass index > 25 kg/m² - Fasting glycemia <1,26 g/L - HbA1c < 6,5% - Signed written and informed consent Exclusion Criteria: - Other causes of hyperferritinemia: - Inflammatory syndrome (CRP >10 mg/L) or inflammatory, immune or malignant diseases - Hyperferritinemia-cataract syndrome (familial cataract or personal history of cataract before 50 years old) - Low ceruloplasmin level - Porphyria (cutaneous signs) - Haemochromatosis established by the genotype (C282Y homozygous or C282Y/H63D coumpound heterozygous genotypes) - Contraindication of phlebotomy - Haemoglobin <13,5 g/dL (threshold established by the Etablissement Français du Sang) - Heart failure or coronary heart diseases - Hepatic failure, renal (GFR <50mL/min) or respiratory insufficiency (chronic dyspnea) - Poor venous system - Viral, immune, genetic, vascular, malignant or toxic chronic hepatic disease - Alcohol consumption more than 21 doses per week during 5 years or more - Type 1 or type 2 diabetes - Oral anti-diabetic, corticoids or immune suppressor drugs - Hepatic severe disease - Claustrophobia, having a pace-maker or intracerebral clips - Subjects deprived of their liberty by judicial or administrative decision, subjects that are not affiliated to social security or topics exclusion period of a previous study Inclusion Criteria: - Age between 18 and 70 years - Ferritin between 450 and 1000 µg/L - Hepatic iron overload proved by MRI (CHF >36 µmol/g) - Body mass index > 25 kg/m² - Fasting glycemia <1,26 g/L - HbA1c < 6,5% - Signed written and informed consent Exclusion Criteria: - Other causes of hyperferritinemia: - Inflammatory syndrome (CRP >10 mg/L) or inflammatory, immune or malignant diseases - Hyperferritinemia-cataract syndrome (familial cataract or personal history of cataract before 50 years old) - Low ceruloplasmin level - Porphyria (cutaneous signs) - Haemochromatosis established by the genotype (C282Y homozygous or C282Y/H63D coumpound heterozygous genotypes) - Contraindication of phlebotomy - Haemoglobin <13,5 g/dL (threshold established by the Etablissement Français du Sang) - Heart failure or coronary heart diseases - Hepatic failure, renal (GFR <50mL/min) or respiratory insufficiency (chronic dyspnea) - Poor venous system - Viral, immune, genetic, vascular, malignant or toxic chronic hepatic disease - Alcohol consumption more than 21 doses per week during 5 years or more - Type 1 or type 2 diabetes - Oral anti-diabetic, corticoids or immune suppressor drugs - Hepatic severe disease - Claustrophobia, having a pace-maker or intracerebral clips - Subjects deprived of their liberty by judicial or administrative decision, subjects that are not affiliated to social security or topics exclusion period of a previous study Insulin Resistance Iron Overload Insulin Resistance Iron Overload The main objective of this study is to evaluate in patients with HSD effects of treatment with phlebotomy rules with lifestyle and dietary rules versus lifestyle modifications alone on peripheral insulin resistance (assessed by hyperinsulinemic clamp). --- C282Y --- --- H63D --- --- C282Y ---


2 H63D

Inclusion Criteria: - Age between 18 and 70 years - Ferritin between 450 and 1000 µg/L - Hepatic iron overload proved by MRI (CHF >36 µmol/g) - Body mass index > 25 kg/m² - Fasting glycemia <1,26 g/L - HbA1c < 6,5% - Signed written and informed consent Exclusion Criteria: - Other causes of hyperferritinemia: - Inflammatory syndrome (CRP >10 mg/L) or inflammatory, immune or malignant diseases - Hyperferritinemia-cataract syndrome (familial cataract or personal history of cataract before 50 years old) - Low ceruloplasmin level - Porphyria (cutaneous signs) - Haemochromatosis established by the genotype (C282Y homozygous or C282Y/H63D coumpound heterozygous genotypes) - Contraindication of phlebotomy - Haemoglobin <13,5 g/dL (threshold established by the Etablissement Français du Sang) - Heart failure or coronary heart diseases - Hepatic failure, renal (GFR <50mL/min) or respiratory insufficiency (chronic dyspnea) - Poor venous system - Viral, immune, genetic, vascular, malignant or toxic chronic hepatic disease - Alcohol consumption more than 21 doses per week during 5 years or more - Type 1 or type 2 diabetes - Oral anti-diabetic, corticoids or immune suppressor drugs - Hepatic severe disease - Claustrophobia, having a pace-maker or intracerebral clips - Subjects deprived of their liberty by judicial or administrative decision, subjects that are not affiliated to social security or topics exclusion period of a previous study Inclusion Criteria: - Age between 18 and 70 years - Ferritin between 450 and 1000 µg/L - Hepatic iron overload proved by MRI (CHF >36 µmol/g) - Body mass index > 25 kg/m² - Fasting glycemia <1,26 g/L - HbA1c < 6,5% - Signed written and informed consent Exclusion Criteria: - Other causes of hyperferritinemia: - Inflammatory syndrome (CRP >10 mg/L) or inflammatory, immune or malignant diseases - Hyperferritinemia-cataract syndrome (familial cataract or personal history of cataract before 50 years old) - Low ceruloplasmin level - Porphyria (cutaneous signs) - Haemochromatosis established by the genotype (C282Y homozygous or C282Y/H63D coumpound heterozygous genotypes) - Contraindication of phlebotomy - Haemoglobin <13,5 g/dL (threshold established by the Etablissement Français du Sang) - Heart failure or coronary heart diseases - Hepatic failure, renal (GFR <50mL/min) or respiratory insufficiency (chronic dyspnea) - Poor venous system - Viral, immune, genetic, vascular, malignant or toxic chronic hepatic disease - Alcohol consumption more than 21 doses per week during 5 years or more - Type 1 or type 2 diabetes - Oral anti-diabetic, corticoids or immune suppressor drugs - Hepatic severe disease - Claustrophobia, having a pace-maker or intracerebral clips - Subjects deprived of their liberty by judicial or administrative decision, subjects that are not affiliated to social security or topics exclusion period of a previous study Insulin Resistance Iron Overload Insulin Resistance Iron Overload The main objective of this study is to evaluate in patients with HSD effects of treatment with phlebotomy rules with lifestyle and dietary rules versus lifestyle modifications alone on peripheral insulin resistance (assessed by hyperinsulinemic clamp). --- C282Y --- --- H63D ---

Inclusion Criteria: - Age between 18 and 70 years - Ferritin between 450 and 1000 µg/L - Hepatic iron overload proved by MRI (CHF >36 µmol/g) - Body mass index > 25 kg/m² - Fasting glycemia <1,26 g/L - HbA1c < 6,5% - Signed written and informed consent Exclusion Criteria: - Other causes of hyperferritinemia: - Inflammatory syndrome (CRP >10 mg/L) or inflammatory, immune or malignant diseases - Hyperferritinemia-cataract syndrome (familial cataract or personal history of cataract before 50 years old) - Low ceruloplasmin level - Porphyria (cutaneous signs) - Haemochromatosis established by the genotype (C282Y homozygous or C282Y/H63D coumpound heterozygous genotypes) - Contraindication of phlebotomy - Haemoglobin <13,5 g/dL (threshold established by the Etablissement Français du Sang) - Heart failure or coronary heart diseases - Hepatic failure, renal (GFR <50mL/min) or respiratory insufficiency (chronic dyspnea) - Poor venous system - Viral, immune, genetic, vascular, malignant or toxic chronic hepatic disease - Alcohol consumption more than 21 doses per week during 5 years or more - Type 1 or type 2 diabetes - Oral anti-diabetic, corticoids or immune suppressor drugs - Hepatic severe disease - Claustrophobia, having a pace-maker or intracerebral clips - Subjects deprived of their liberty by judicial or administrative decision, subjects that are not affiliated to social security or topics exclusion period of a previous study Inclusion Criteria: - Age between 18 and 70 years - Ferritin between 450 and 1000 µg/L - Hepatic iron overload proved by MRI (CHF >36 µmol/g) - Body mass index > 25 kg/m² - Fasting glycemia <1,26 g/L - HbA1c < 6,5% - Signed written and informed consent Exclusion Criteria: - Other causes of hyperferritinemia: - Inflammatory syndrome (CRP >10 mg/L) or inflammatory, immune or malignant diseases - Hyperferritinemia-cataract syndrome (familial cataract or personal history of cataract before 50 years old) - Low ceruloplasmin level - Porphyria (cutaneous signs) - Haemochromatosis established by the genotype (C282Y homozygous or C282Y/H63D coumpound heterozygous genotypes) - Contraindication of phlebotomy - Haemoglobin <13,5 g/dL (threshold established by the Etablissement Français du Sang) - Heart failure or coronary heart diseases - Hepatic failure, renal (GFR <50mL/min) or respiratory insufficiency (chronic dyspnea) - Poor venous system - Viral, immune, genetic, vascular, malignant or toxic chronic hepatic disease - Alcohol consumption more than 21 doses per week during 5 years or more - Type 1 or type 2 diabetes - Oral anti-diabetic, corticoids or immune suppressor drugs - Hepatic severe disease - Claustrophobia, having a pace-maker or intracerebral clips - Subjects deprived of their liberty by judicial or administrative decision, subjects that are not affiliated to social security or topics exclusion period of a previous study Insulin Resistance Iron Overload Insulin Resistance Iron Overload The main objective of this study is to evaluate in patients with HSD effects of treatment with phlebotomy rules with lifestyle and dietary rules versus lifestyle modifications alone on peripheral insulin resistance (assessed by hyperinsulinemic clamp). --- C282Y --- --- H63D --- --- C282Y --- --- H63D ---



HPO Nodes


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