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 ?
Clinical suspicion for Pott's disease should be high for any patient who presents with a destructive lesion of the spine.
Antineutrophil cytoplasmic antibodies reacting with human neutrophil elastase as a diagnostic marker for cocaine-induced midline destructive lesions but not autoimmune vasculitis.
Complications consisted of foot drop in two patients, both of which had large destructive lesions involving the sacrum.
One indication for MRI at midgestation emerges when there are borderline findings on ultrasound, such as those that might be seen with progressive or destructive lesions that won't be fully realized until late in pregnancy.
As an alternative to destructive lesions, much interest is currently directed to the use of stereotactically implanted permanent quadripolar electrodes and impulse generators for deep brain stimulation (DBS).
Multiple myeloma usually arises in the bone marrow and is characterized by interference with the production of blood cells, destructive lesions of bone that can cause debilitating fractures, and excessive production of antibody molecules.
Other diagnostic considerations for destructive lesions in the mastoid include endolymphatic sac tumors and contiguous lesions from nasopharyngeal carcinoma and paragangliomas.
Cholesteatomas are non-neoplastic but destructive lesions containing layers of keratin in a cavity lined by squamous epithelium.
Multiple myeloma usually arises in the bone marrow and is characterized by interference with production of blood cells, destructive lesions of bone that can cause debilitating fractures, and excessive production of specific antibody molecules.