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 ?
82-98) In this study, pulmonologists' underestimation of the sensitivity of sputum cytology, even for large central lesions with a high probability of malignancy, may have contributed to their avoidance of this test.
Malignant peripheral nerve sheath tumors can occur almost anywhere, including the retroperitoneum, but a more peripheral location on the extremities is more common in the solitary (non-von Recklinghausen disease) form, whereas central lesions on the trunk or head and neck predominate in neurofibromatosis.
Its more recent phylogenetic appearance could be the origin of a higher sensitivity of the abductor neurons to central lesions and explain bilateral central abductor paralysis (or Gerhardt's syndrome).

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