Ainda não temos significados para "negative sn".
1Patterns of metastasis can be identified and characterized in patients with tumor- negative SNs.
2After a negative SN biopsy procedure 11 patients developed regional lymph node metastases during follow-up.
3The incidence of false- negative SN and the rate of recurrence in the regional node basin have been low.
4Histopathologic reexamination of SNs from the 69 patients identified 9 patients with false- negative SNs; 2 of these had same-basin recurrences.
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