Stress Response and Hemodynamic Changes Associated With Intrathecal Anesthesia Versus Caudal Epidural Anesthesia in Infants Undergoing Laparoscopic Inguinal Herniorrhaphy

Inclusion Criteria: * Age from full term one month to one year. * Both sexes. * Patients with clinical criteria of laparoscopic inguinal herniorrhaphy. Exclusion Criteria: * Refusal of patients' parents. * Diseases of the central nervous system. * Patients with metabolic and coagulation defects. * Pre-term infant. * Infection at the site of injection. * Congenital anomaly in vertebral column. * Patient treated with corticosteroids. * Patients with respiratory dysfunction.