Value of micro-proteinuria in combination with ultrasonography of the left renal vein in the diagnosis of orthostatic proteinuria

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2000035953

Enrollment

Unknown

Registered

2020-08-20

Start date

2020-10-01

Completion date

Unknown

Last updated

2020-08-24

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

Conditions

Orthostatic proteinuria

Interventions

Gold Standard:All of West test, Upright lordotic posture test and Robinson test are positive.

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Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: OP group: 1. Proteinuria of the morning urine is negative. 24-hour proteinuria0.15g. 3. All of West test, Upright lordotic posture test and Robinson test are negative.

Exclusion criteria

Exclusion criteria: OP group: The patients with other primary and secondary kidney diseases or anyone of West test, Upright lordotic posture test and Robinson test is negative are excluded. Negative control group: The patients with other primary and secondary kidney diseases or anyone of West test, Upright lordotic posture test and Robinson test is positive are excluded. Pathological proteinuria group:The patients with anyone of West test, Upright lordotic posture test and Robinson test is positive are excluded.

Design outcomes

Primary

Measure	Time frame
Micro-proteinuria;Proteinuria;ultrasonography of the left renal vein;	—

Secondary

Measure	Time frame
24-hour proteinuria;	—

Countries

China

Contacts

Public ContactXiao-Ling Niu

Shanghai Children's Hospital

niuxl@shchildren.com.cn+86 13764121599

Outcome results

None listed

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