Pudendal vs Caudal Block for Pediatric Penile Surgery

Inclusion Criteria: * \- Children Aged 6 months -3 years * Scheduled for elective outpatient circumcision or hypospadias repair Exclusion Criteria: * ASA classification ≥ 3 * emergency surgery * history of a complex regional pain syndrome * sacral dimple * known vertebral spinal abnormalities, spinal dysraphism * history of long-term analgesic use * use of any analgesic (e.g., an opioid medication, acetaminophen, or a nonsteroidal anti-inflammatory agent) within 24 hours before surgery * history of renal insufficiency or a bleeding disorder * concurrent additional surgery at another anatomic site * being a ward of the state * a non-English speaking patient or primary caregiver * inability of the primary caregiver to comply with home instructions