Final answer:
The correct nursing intervention for a postpartum woman with blue swelling in the groin is to elevate the affected leg. This reduces swelling and risk of complications, while other options like heat application or walking might worsen the condition.
Step-by-step explanation:
The appropriate nursing intervention for a postpartum woman who exhibits blue swelling in the groin is likely to be elevate the affected leg. This type of swelling could suggest the presence of a hematoma or thrombosis, which are risk conditions after childbirth. Elevating the leg can help reduce swelling and decrease the risk of complications. Applying a heating pad is generally not recommended due to the risk of increasing swelling or bleeding. Walking could exacerbate the problem if a hematoma or thrombosis is present. While administering pain medication can help manage discomfort, it does not address the underlying issue of the swelling. Thus, elevation of the leg is the most suitable initial intervention. It is essential for the nursing staff to monitor the condition closely and seek further medical evaluation if symptoms persist or worsen.