Final answer:
The assessment approach focused on a specific problem expressed by the patient or inferred by the nurse is called problem-based assessment.
Step-by-step explanation:
The assessment approach that is focused on a certain problem expressed by the patient or inferred by the nurse is called problem-based assessment. This type of assessment aims to examine the specific problems or concerns raised by the patient or identified by the nurse. It involves gathering relevant information, analyzing the problem, and proposing appropriate solutions or recommendations based on the assessment findings. For example, if a patient expresses symptoms of chest pain, the nurse would assess the problem and recommend further tests or treatments to address the potential underlying causes.