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lesion; pathological change
病変が発見されたため検査を受けた。
A lesion was found, so I had a check-up.
病変の広がりを確認するため精密検査を行った。
I had a detailed examination to check how far the lesion had spread.
早期に病変が見つかり治療が始まった。
A lesion was caught early and treatment began.