free border

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free border

[TA]
unattached edge of a structure, often opposite the attached edge. See: free border of nail, free border of ovary.
Synonym(s): margo liber [TA], free margin
References in periodicals archive ?
Absence of a tumor at the margin was considered as free margin, regardless of the margin size.
Success rate was assessed in terms of tumor free margin on histopathology report.
Among the 40 cases in the study group 10 cases underwent 3 mm tumour free margin excision.
Nevertheless, in Fitch's view, this proposed own-resources ceiling increase in percentage points is necessary to support the EU's 'AAA' rating because it would ensure that the "free margin" - the difference between the maximum amount of own resources that the EU may raise in any year and annual spending - remained sufficient to allow full coverage of EU debt service by contributions from 'AAA'-rated member states.
Lobule length (LL): From the lowest point of attachment of external ear to the head to the ear lobe free margin.
Multiple 1-2-mm opaque nodules were present along the 12-15-mm-wide free margin of the right AV valve (Fig 4B).
Third eye lid was exteriorized with thumb forceps and two parallel incisions were made ventral and dorsal to free margin of prolapsed gland on its posterior surface.
Optimal treatment of GCT-ST appears to be conservative surgical resection with tumour free margin which often provides a good prognosis.
A standard 2-cm free margin was believed necessary to achieve excellent oncologic results.
To be considered as potentially curative, the resection needs to be with a tumor free margin and a safety clearance of at least 1 cm [7, 8].
At the moment, the national guidelines require a free margin for invasive cancer of 1 mm and for ductal carcinoma in situ (DCIS) of 2 mm.
He said: "Patients undergoing breast-conserving surgery are more likely to have recurrent cancer and the amount of tissue removed around the tumour, known as the free margin, remains controversial.