margin

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margin

 [mahr´jin]
an edge or border.
gingival margin gum margin.
gum margin the border of the gingiva surrounding, but unattached to, the substance of the teeth.
margin of safety a calculation that takes the highest animal no observed adverse effect level and estimates a maximum safe level of exposure for humans. It is now generally superseded by the reference dose.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

mar·gin

(mar'jin), [TA]
A boundary, edge, or border, as of a surface or structure.
See also: border, edge.
Synonym(s): margo [TA]
[L. margo, border, edge]
Farlex Partner Medical Dictionary © Farlex 2012

margin

Managed care
A popular “short form” for margin of profitability, the annual percentage of profits generated from a hospital, regardless of whether it is for-profit or nonprofit.
 
Medspeak
The edge, limit or extreme of a thing.
 
Pathology
The surgical limit of a resected tissue.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

mar·gin

(mahr'jin) [TA]
A boundary, edge, or border, as of a surface or structure.
See also: border
Synonym(s): margo [TA] .
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

mar·gin

(mahr'jin) [TA]
A boundary, edge, or border, as of a surface or structure.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
An additional 6 cases with an invasive component, classified as either suspicious for invasion, microinvasion ([less than or equal to] 0.1 cm; T1mic), or an invasion measuring 0.1 cm but no more than 0.5 cm (T1a) were included, provided that the invasive component was greater than 1 cm from the final margin of resection. Patients with PLCIS who underwent total or modified radical mastectomy were excluded from the study group.
Ki-67 immunoreactivity in cells at or near the margin of resection ranged from 1% to 30% (mean, 7.5%) across all margin groups (Figure 4).
Given the higher-than-expected rate of associated invasive carcinoma with this lesion, the authors30 recommended excision of the lesion when present on core biopsy or at the margin of resection.