In managing a fracture, which symptom should the nurse consider as a red flag for complications?

Coldness and pallor in the limb are critical symptoms that indicate potential complications following a fracture, such as compromised circulation or vascular injury. When a fracture occurs, blood flow to the area may be disrupted due to damage to blood vessels or swelling that can compress blood vessels. The presence of coldness and pallor suggests inadequate blood supply to the limb, which can lead to serious issues like ischemia or necrosis if not addressed promptly.

In contrast, pain relief after medication is generally a positive indication that the pain management strategy is working. Reduced mobility in the affected area is expected after a fracture, as patients often restrict movement to avoid pain or due to the nature of the injury itself. Minimal swelling is also common after a fracture and does not typically indicate a complication. Therefore, coldness and pallor in the limb warrant immediate investigation and intervention to restore proper circulation and prevent further damage.