| NCT Number | NCT07642193 |
| Lead Sponsor | Cairo University |
| Conditions | Rhomboid Intercostal Sub-serratus Plane Block, External Oblique Intercostal Block, Open Nephrectomy |
| Enrollment | 90 participants |
| Start Date | 2026-05-02 |
| Primary Completion | 2026-12-30 (estimated) |
| Study Completion | 2026-12-30 (estimated) |
| Updated on ClinicalTrials.gov | 2026-06-11 |