abnormality

1. N-VAR An abnormality in something, especially in a person's body or behaviour, is an unusual part or feature of it that may be worrying or dangerous. 異常 (尤指人的身體或行為中令人擔憂或危險性的特征)[正式]

Further scans are required to confirm the diagnosis of an abnormality. 需要做進一步的掃描來確診異常情況。