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. 异常 (尤指人的身体或行为中令人担忧或危险性的特征)[正式]

Further scans are required to confirm the diagnosis of an abnormality. 需要做进一步的扫描来确诊异常情况。