lesion

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lesion

any structural change in a bodily part resulting from injury or disease

lesion

[′lē·zhən]
(biology)
A structural or functional alteration due to injury or disease.
(cell and molecular biology)
A damaged site in a gene, chromosome, or protein molecule.
References in periodicals archive ?
The storage lesion is a clear and obvious process that RBCs degrade over prolonged storage, which makes the differences between fresh and older blood.
These storage lesions are indicative of loss of quality of the stored blood, which may contribute towards occurrences of post-transfusion reactions [5, 6].
There are recent concerns about the benefit of blood transfusions to critically ill patients due to immunomodulation and storage lesions found in banked blood.