Status:

UNKNOWN

Measurement of Renal Functional Reserve Change In Patients With SRC Before and After Laparoscopic Deroofing

Lead Sponsor:

ou tongwen

Conditions:

Simple Renal Cyst

Eligibility:

All Genders

18-90 years

Phase:

NA

Brief Summary

Renal functional reserve may be improved in patients with simple renal cysts after laparoscopic deroofing.

Detailed Description

Simple renal cysts (SRC) are the most frequent type of cystic renal disease. The prevalence rate of SRCs is about 10% and increases with age. Hypertension and decreased renal functions have been repor...

Eligibility Criteria

Inclusion

  • Age ≥18
  • Estimated GFR \>30 mL/min/1.73m2
  • Subjects who signed informed consent forms

Exclusion

  • Allergy to iothalamate, shellfish or iodine
  • Use of metformin or amiodarone
  • Inability to maintain a stable regimen of medications which affect GFR for \> one week prior to participation (e.g. non-steroidal anti-inflammatory drugs, angiotensin converting enzyme inhibitors, angiotensin receptor blockers)
  • Use of medications which directly affect elimination of creatinine (e.g. cimetidine and trimethoprim)
  • Acute exacerbation of asthma or chronic obstructive pulmonary disease within 3 months requiring hospitalization or oral steroid therapy
  • Inadequate intravenous access
  • Severe anemia (Hct \<21%)
  • Acute kidney injury (rise in creatinine to ≥1.5 times the previous baseline or by ≥ 0.3 mg/dL on most recent labs prior to enrollment)
  • History of contrast-induced nephropathy
  • Hyperthyroidism
  • Pheochromocytoma
  • Sickle cell disease
  • Urinary retention or incontinence
  • Status post organ transplant
  • Pregnancy or active breast feeding
  • Cognitive impairment with inability to give consent
  • Institutionalized status

Key Trial Info

Start Date :

March 1 2018

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 31 2021

Estimated Enrollment :

200 Patients enrolled

Trial Details

Trial ID

NCT03259594

Start Date

March 1 2018

End Date

December 31 2021

Last Update

April 29 2020

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Xuanwu Hospital Capital Medical University

Beijing, Beijing Municipality, China, 100053