Comparison of the Efficacy of Ketamine in Pediatric Patients With Idiopathic Scoliosis After Surgery

Inclusion Criteria:

1. Patients of both genders diagnosed with idiopathic scoliosis aged between 8 and 18 years old.
2. Patients of both genders diagnosed with idiopathic scoliosis and candidates for vertebral fusion corrective surgery with instrumentation.
3. Patients with ASA 1 or ASA 2.
4. Patients and/or parents/tutors consent to participate in the clinical trial.

Exclusion Criteria:

1. Patients with chronic preoperative pain.
2. Patients with addiction to narcotics.
3. Patients with a history of allergy, contraindication or intolerance to the drugs used.
4. Patients unable to understand the patient-controlled analgesia system.
5. Patients with mental disorders.
6. Reoperated patients.
7. Patients requiring elective postoperative ventilation.
8. Pregnant patients.