Which symptom would indicate a need to investigate for a neoplasm?

Changes in mental status can be a significant indicator prompting further investigation for a neoplasm. This is due to the possibility of a tumor exerting pressure on the brain or affecting its function in other ways. Neoplasms, especially those located in the cranial cavity, can lead to alterations in cognitive function, mood, or behavior as a direct consequence of their presence. Symptoms like confusion, memory loss, hallucinations, or severe changes in personality can be particularly concerning and warrant a thorough evaluation.

Increased energy levels may seem positive, suggesting good health or recovery from illness. A decrease in headaches could imply a resolution of a previous issue, or perhaps reduced tension, rather than a concern for neoplasms. A flexed knee posture is not typically associated with neoplastic conditions or indicative of a need for investigation; it may relate more to musculoskeletal issues or postural habits. Thus, changes in mental status stand out as a significant symptom that could be linked to a neoplasm and requires further medical investigation.