Which related complication requires monitoring for a patient with a history of blood disorders?

In patients with a history of blood disorders, there is a heightened concern regarding their immune system functionality and overall ability to fight off infections. Many blood disorders, especially those requiring treatments like chemotherapy or immunotherapy, can significantly compromise a patient's immune response.

Therefore, monitoring for an increased risk of infection becomes essential. This encompasses vigilance for signs and symptoms of infection, as well as implementing preventive measures to reduce the likelihood of infections occurring. Since these patients may have a decreased capacity to mount an immune response, even routine infections can escalate rapidly and become serious health concerns. The focus on infection risk is particularly important in a clinical setting, where patients are often subjected to procedures that may expose them to infectious agents.

The other options, while relevant to patient care, do not directly address the specific complications associated with a history of blood disorders in the same acute way. Effective pain management, monitoring of routine activities, and understanding non-urgent findings like low-grade fever are all important aspects of patient care, but they do not capture the immediate and critical need for infection surveillance that is pertinent to blood disorder patients.