tumor seeding

tumor seeding

The spillage of tumor cell clusters and their subsequent growth as malignant implants at a site adjacent to an original tumor. See Tumor implant.

tumor seeding

The spread of cancer cells to neighboring tissues, e.g., along the course of a biopsy needle or via a laparoscope.
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Nephrostomy tract tumor seeding following percutaneous manipulation of a ureteral carcinoma.
The group also discussed the importance of recognizing artifactual tumor seeding of the choroid and other extraocular tissues during fresh tumor retrieval to avoid overdiagnosing choroidal invasion.
3) Following resection, recurrence at a secondary site may occur as a result of metastasis or tumor seeding along the surgical pathway.
Prior to excision, Tisseel fibrin-glue-coated patties were placed along the surgical pathway to prevent tumor seeding.
Dodd has observed were three arterial bleeds, four cases of tumor seeding along the electrode track, one diaphragmatic injury, four delayed (by 3-4 weeks) hepatic abscesses, and five burns around the edges of the ground pad.
1-3) The diffuse growth pattern results in late clinical diagnoses because there is no retinal mass, and associated tumor seeding may mimic uveitis.
Concerns about the safety of FNAB include bleeding, tumor seeding, and facial nerve injury.
Cytologic and biopsy specimens are rarely obtained from eyes with suspected retinoblastoma owing to the potential risk of tumor seeding.