title: [Biopsy in rectal cancer recurrences].
abstract: The design of a modified needle for trephine biopsy in rectal cancer recurrence in the perineal region is described. The needle design is simple and can be readily manufactured in a mechanic shop. The biopsy material obtained is large enough to type the tumor histologically. The technic of biopsy is not complicated and requires no special skill. Trephine-biopsy for rectal cancer recurrences may substitute completely knife biopsy, being a safe maneuvre in the complex diagnosis of rectal cancer recurrence.
mesh_terms: D001707:Biopsy, Needle / Q000295:instrumentation*; D005260:Female; D006801:Humans; D008297:Male; D009339:Needles; D009364:Neoplasm Recurrence, Local / Q000175:diagnosis*; D012004:Rectal Neoplasms / Q000175:diagnosis*; D014586:USSR
vernacular_title: Biopsiia pri retsidivakh raka priamoĭ kishki.