peripheral lesion


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peripheral lesion

A lesion of the nerve endings.
See also: lesion
References in periodicals archive ?
Only a limited number of cases have been described as isolated foot drops caused by central etiologies.3,5 There have only been two previous reports on isolated foot drops related to strokes in English literature.6,7 Diagnosis is usually delayed because peripheral lesions are considered in such cases because of atypical presentation.
A patient with bilateral involvement whose peripheral lesions threatened the macula in both eyes was treated with 3 IVB (1.25 mg/0.05 mL) injections in the right eye and 1 IVB injection in the left eye and with 2 sessions of photodynamic therapy (6 mg/[m.sup.2] verteporfin-50 J/[cm.sup.2]) applied to midperipheral lesions in the left eye.
The average reported sensitivity of bronchoscopy for peripheral lesions, which are not endobronchially visible is 70% when fluoroscopy is routinely used and 38% (range 28%-56%) when bronchoscopy is performed without fluoroscopy guidance.
A positive head impulse, positive horizontal nystagmus, and negative test of skew is 100% sensitive and 96% specific for a peripheral lesion. (11)
(4) In few articles (1) the report of the first peripheral ameloblastoma has been accredited to Kuru in 1911.However, the mentioned lesion was an intraosseous ameloblastoma that perforated the alveolar bone, attached to the epithelium of oral mucosa and finally was appeared clinically as a peripheral lesion. (8,12) Similar cases are reported by Tongdee and Gangykavin.
They obtained biopsies of the peripheral lesions under the guidance of EMN in 30 adults.
The planned ablation depth was determined by taking the values of ultrasound pachymetry measurements (central corneal thickness, central lesion thickness, and peripheral lesion thickness) and the depth of the infiltrate.
A comparison of Figure 3 with practitioners' selections for first diagnostic test shown in Figures 1 and 2 reveals that all respondents estimated that thoracoscopy was the most sensitive diagnostic test for peripheral lesions, with TFNAB ranked second, but no physicians selected thoracoscopy as their first diagnostic test for any of the peripheral lesion simulations.
At times, it may be difficult to determine whether the mass is a peripheral lesion or a central giant cell granuloma eroding through the cortical plate into the gingival soft tissues [17,18,19] similar to our study.
Squamous cell carcinoma (92.3%) was seen mostly in central part whereas adenocarcinoma was seen mainly as peripheral lesion.
Based on the promising results of lung cancer screening trials, coupled with increased public awareness, it is expected that the odds will be flipped worldwide and more patients will be diagnosed with small peripheral lesions with a chance of curative treatment.
There are many different methods that can be used to diagnose such peripheral lesions. These include fluoroscopy, computed tomography (CT), ultrasound-guided biopsy, fiberoptic bronchoscopy, electromagnetic navigation bronchoscopy, virtual bronchoscopic navigation, and surgical biopsy.

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