A nurse in the emergency department (ED) is caring for a 13-year-old client who presented with right lower quadrant abdominal pain, nausea, and fever. Exhibits The nurse has notified the provider of the client's 0700 assessment data and lab results. Which of the following prescriptions should the nurse anticipate? (Select all that apply)

A. Pain management is important but should be administered after surgical evaluation to prevent masking of clinical symptoms that help confirm diagnosis. B. Administering enemas is contraindicated in suspected appendicitis because it can increase the risk of perforation. C. Obtaining an abdominal ultrasound is appropriate to help confirm the diagnosis of appendicitis, especially in pediatric patients. D. Giving an antiemetic such as promethazine is appropriate for managing nausea and vomiting prior to surgery or further diagnostic testing. E. Maintaining NPO status is essential in preparation for possible surgery and to prevent complications if anesthesia is needed. F. Initiating IV antibiotics is indicated to treat or prevent infection associated with appendicitis, especially if surgical intervention is anticipated. G. Obtaining informed consent for surgery is necessary if appendectomy is planned, as this is the definitive treatment for appendicitis.