What is the best way for a nurse to assess a preoperative patient for a possible latex allergy?

• A. Administer a small dose of latex and observe for reactions.
• B. Conduct a thorough patient history focusing on previous allergic reactions.
• C. Perform a skin prick test in the preoperative area.
• D. Rely solely on the patient's medical records for allergy information.

Answer: (B)

Verified step by step guidance

1. Begin by understanding the importance of identifying a latex allergy in a preoperative patient, as it can prevent serious allergic reactions during surgery.
2. Recognize that a thorough patient history is crucial. This involves asking the patient about any previous allergic reactions, especially to latex-containing products such as gloves, balloons, or certain medical devices.
3. Inquire about any known allergies to foods that are cross-reactive with latex, such as bananas, avocados, or kiwis, as these can indicate a potential latex allergy.
4. Consider the limitations and risks of other methods: administering latex directly can cause severe reactions, and skin prick tests may not be feasible or safe in a preoperative setting.
5. Understand that relying solely on medical records may not provide complete information, as not all allergies may be documented. Therefore, a direct patient interview is essential for comprehensive assessment.