Washington CNA Complete Practice Exam 2026

Confusion is a common symptom of infection in elderly patients due to several factors. As individuals age, their immune response may weaken, making it more difficult for their bodies to fight off infections. This can lead to a condition known as delirium, which is characterized by sudden changes in mental status, including confusion. The elderly may not exhibit classic symptoms of infection, such as fever or localized pain, instead presenting with subtle changes in cognitive function or behavior.

In addition, infections such as urinary tract infections or pneumonia may cause systemic distress that can manifest primarily as confusion rather than physical symptoms. It is essential for caregivers and healthcare professionals to recognize these subtle signs, as timely intervention can significantly improve outcomes for elderly patients facing infections.

The other options do not typically correlate with infection in elderly patients. For instance, high energy levels and better appetite are usually signs of good health rather than indicators of an infection. Increased weight might not directly relate to an infection and is often associated more with dietary factors or metabolic changes than with acute illness.