lesion

(redirected from peripheral lesion)
Also found in: Dictionary, Thesaurus, Medical, Legal.

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 ?
Following these findings, an integrated system involving modified EMN, EBUS and MIRA is being evaluated for brachytherapy for the peripheral lesions. It appears that EMN with an improved robotic controller may help to perform minimally invasive robot-assisted lung brachytherapy, which may have a better outcome than standard VATS [39].
However, in spite of a perception of a relatively high level of sensitivity for TFNAB for peripheral lesions, they selected bronchoscopy most frequently as their first diagnostic test.
In summary, PCD is a distinct clinical entity with ring scotomas, outer retinal attenuation relatively sparing the foveola, macular hyperautofluorescence with bull's eye lesions, and variable peripheral lesions. However, the etiology remains unknown.
It has been suggested that possibly these peripheral lesions should simply be termed peripheral fibroma with or without calcifications to avoid confusion.
We know it can be instigated by central and peripheral lesions and that these could be early in the disease course."
By comparison, whole-body MRA not only provides clear images of coronary-artery aneurysms, but also identifies peripheral lesions occurring outside the viewing field of standard sonographic imaging studies, said Dr.
The study results suggest that whole-body MRA is useful in Kawasaki disease because it can help visualize the occurrence of coronary and peripheral lesions as well as "guide more aggressive therapy with steroids, anticoagulants, and antiplatelet/vasodilator drugs," he said.
patients whose peripheral lesions did not threaten the macula were followed without treatment and their lesions showed no progression.
So we diagnosed 76.9% of large central, 50% of small central, 30.4% of large peripheral and 20% of small peripheral lesions.
On initial CT scan, a total of 29 subjects were found to have lung cancer (27 peripheral lesions and 2 central lesions), for a total prevalence of 2.9%.
In the previous reports the peripheral lesions are only due to dellen or drug toxicity.
Cortical tubers are often seen as low-attenuating peripheral lesions. Subependymal nodules appear as localized projections into the ventricular cavity and may enhance after the intravenous contrast administration, although contrast enhancement is more difficult to recognize calcified lesions.

Full browser ?