Skip to content

Multicenter Study on Quantitative Analysis of Parameter Changes in Early Complications of Renal Transplant Using Contrast-Enhanced Ultrasound

Multicenter Study on Quantitative Analysis of Parameter Changes in Early Complications of Renal Transplant Using Contrast-Enhanced Ultrasound

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500114791
Enrollment
Unknown
Registered
2025-12-17
Start date
2026-01-01
Completion date
Unknown
Last updated
2026-01-05

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Early complications of transplanted kidney

Interventions

Observation group:N/A

Sponsors

Eastern Theater Command General Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1.Age >= 18 years; 2.Patients underwent conventional ultrasound and contrast-enhanced ultrasound examinations within one week before and after renal biopsy; 3.The type of renal parenchymal lesion was confirmed by biopsy, or the type of vascular complication was confirmed by CTA ,MRA or DSA examination; 4.Complete medical history, clinical laboratory results, and imaging data are available; 5.Ability to understand and willingness to sign the informed consent form.

Exclusion criteria

Exclusion criteria: 1.Patients with severe comorbid cardiopulmonary diseases; 2.Possible allergy to contrast agents or other contraindications; 3.Patients with poor cooperation (e.g., due to respiratory motion); 4.Patients with incomplete clinical data (e.g., primary disease history).

Design outcomes

Primary

MeasureTime frame
Time since transplantation;Delayed Graft Function;24-hour urinary protein excretion;Estimated glomerular filtration rate; Serum creatinine; Urea nitrogen ;Cystatin C;Length of the transplanted kidney; Peak systolic velocity of Main Renal Artery; Resistance index of Main Renal Artery; Peak systolic velocity of Segmental Artery; Resistance index of Segmental Artery;Peak systolic velocity of Interlobar Artery;Resistance index of Interlobar Artery;Peak systolic velocity of Arcuate Artery;Resistance index of Arcuate Artery;Area under the curve;Peak intensity;Arrival time;Time to peak.;Absolute time to peak; Mean transit time;Time from peak to half;Vessel ratio ;Complexity level;Blood volume;Perfusion index;Vessel density;Vessel curvature ;Glomerular Density;

Secondary

MeasureTime frame
Sex ;Age;Body mas index;Kidney donor;Uric acid;

Countries

China

Contacts

Public ContactCao Junying

Eastern Theater Command General Hospital

shenzongchaosheng@163.com+86 177 9099 1799

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026