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Clinical Trials/NCT02471599
NCT02471599SuspendedNot Applicable

Effect of Tonsillectomy on Longterm Renal Outcome of IgA Nephropathy :a Prospective,Randomized,Controlled Study.

Sun Yat-sen University1 site in 1 country100 target enrollmentStarted: March 1, 2011Last updated:
Conditions
Interventions

Trial Snapshot

Phase
Not Applicable
Status
Suspended
Sponsor
Enrollment
100
Locations
1
Primary Endpoint
Renal survival rate or Deterioration of renal function

Study Overview

Brief Summary

The effect of tonsillectomy therapy on IgA nephropathy is still controversial.Few prospective,randomized investigations have examined how tonsillectomy affects the shortterm and longterm renal outcome of IgA nephropathy.This is A prospective,randomized ,controlled study to explore the longterm effect of tonsillectomy for patients with IgA nephropathy.

Study Design

Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel
Primary Purpose
Treatment
Masking
None

Eligibility Criteria

Ages
18 Years to 45 Years (Adult)
Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • •Willingness to sign an informed consent
  • •Age:18~45 years, regardless of gender
  • •Clinical evaluation and renal biopsy diagnostic for immunoglobulin A nephropathy (IgAN), excluded secondary IgAN. Renal histological criteria should be defined by Lee's glomerular grading system.
  • •Any one of three Tonsilar conditions defined by Otorhinolaryngologist : 1,recurrent acute tonsillitis accompanied with gross hematuria or urinary findings abnormality;2,recurrent acute tonsillitis without gross hematuria,but tonsil provocation test was positive;3, No history of acute tonsillitis,body examination found hypertrophy or atrophy tonsils ,crypt pus of tonsils ,or scars on the tonsil surface ,and positive tonsil provocation test.
  • •Estimated glomerular filtration rate (eGFR) ≥ 30 mL/min/1.73 m2

Exclusion Criteria

  • •Inability or unwillingness to sign the informed consent
  • •Inability or unwillingness to meet the scheme demands raised by the investigators
  • •Rapidly progressive nephritic syndrome and acute renal failure, 24-hour urine protein≥3.5g,including rapidly progressive IgAN (IgAN with rapid decline in renal function characterized histologically by necrotizing vasculitis and crescent formation≥30%) necessitating the use of other immunosuppressive agents.
  • •Secondary IgAN such as systemic lupus erythematosus, Henoch-Schonlein purpuric nephritis and hepatitis B -associated nephritis
  • •est GFR < 30 mL/min/1.73m2
  • •Malignant hypertension that is difficult to be controlled by oral drugs
  • •Cirrhosis, chronic active liver disease.
  • •History of significant gastrointestinal disorders (e.g. severe chronic diarrhea or active peptic ulcer disease.)
  • •Any Active systemic infection or history of serious infection within one month of entry or known infection with HIV, hepatitis B, or hepatitis C.
  • •Other major organ system disease (e.g. serious cardiovascular diseases including congestive heart failure , chronic obstructive pulmonary disease, asthma requiring oral steroid treatment or central nervous system diseases)
  • •Malignant tumors (except fully cured basal cell carcinoma)
  • •Current or recent (within 30 days) exposure to any other investigation
  • •Current exposure to mycophenolic mofetil (MMF),azathioprine or corticosteroids. In case of current treatment with oral steroid ,entry is permitted after corticosteroids dosage below 0.4mg/kg per day.
  • •Pregnancy or breast feeding at the time of entry or unwillingness to comply with measures for contraception
  • •Tonsillectomy had been done when IgAN diagnosis or known contraindication to tonsillectomy(such as neutropenia,bleeding tendency,or anatomic abnormalities)

Arms & Interventions

tonsillectomy group

Experimental

The case group will receive tonsillectomy.

Intervention: tonsillectomy (Procedure)

non-tonsillectomy group

Active Comparator

The controlled group will not receive tonsillectomy.

Intervention: non-tonsillectomy (Other)

Outcomes

Primary Outcomes

Renal survival rate or Deterioration of renal function

Time Frame: Every 12months for 10 years after tonsillectomy

Deterioration of renal function (evidenced by a 50% rise from baseline serum creatinine (SCr) levels, or a 25% decline from baseline estimated glomerular filtration rate (eGFR) levels, or onset of end-stage renal disease or dialysis treatment, or kidney transplantation)after tonsillectomy

Secondary Outcomes

  • Remission of proteinuria (complete or partial)(every 3-12months for 10 years after tonsillectomy)
  • Repeat renal biopsy(the fifth and tenth year after tonsillectomy)
  • Remission of hematuria (complete or partial)(every 3-12months for 10 years after tonsillectomy)
  • Side effects(every 3-12months for 10 years after tonsillectomy)

Investigators

Sponsor
Sun Yat-sen University
Sponsor Class
Other
Responsible Party
Principal Investigator
Principal Investigator

Xue Qing Yu

Professor

Sun Yat-sen University

Study Sites (1)

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