If a person's limb is warm before bandaging and cold afterward, what should you do?

When a person's limb is warm before bandaging and becomes cold after the application of the bandage, it is an indication that the bandage may be too tight, which can restrict blood flow and circulation. By loosening the bandage slightly, you allow for improved circulation to the affected limb, helping to restore warmth and promote healing.

Maintaining proper blood flow is crucial, especially after an injury, as it enables oxygen and nutrients to reach the tissues. A bandage should feel snug but not constrictive; if a limb becomes cold, this is a sign that the bandage is impairing circulation. Loosening it can help to alleviate any pressure on the veins and arteries, allowing blood to flow more freely.

The other options would not effectively address the circulation problem. Tightening the bandage could further impede blood flow, while completely removing it might expose the wound to further contamination or injury without providing the necessary support. Applying a heating pad is not advisable as it could cause overheating or lead to burns, especially if circulation is compromised.