Postoperative Delirium In The NICU: Hormonal Risk Factors In neurosurgery, pituitary adenoma ranks as the second most common brain tumor. Recent advances in endoscope-assisted transsphenoidal surgery have revolutionized tumor resection, reducing complications. However, postoperative complications, particularly endocrine-related issues, remain critical in neurosurgical intensive care units (NICUs). Notably, postoperative delirium, intricately linked