NCT07446036 2026-03-03Prediction Model for Postoperative Headache After Transsphenoidal Pituitary SurgeryBeijing Tiantan HospitalActive not recruiting500 enrolled
NCT07155109 2025-09-04Different Intraperitoneal Pressures on Optic Nerve Sheath Diameter in Laparoscopic SurgeriesDiskapi Yildirim Beyazit Education and Research HospitalPhase NA Not yet recruiting100 enrolled