Biopsy
I. Biopsy (biopsia; Greek bios – life, belonging to life, to vital processes + Greek opsis – sight, visual perception) – an intravital fence of small volume of fabric for microscopic examination for diagnosis.
Types of a biopsy:
- Aspiration – the biopsy of contents of hollow bodies and cavities of an organism which is carried out by means of special tools or by means of aspiration via the hypodermic needle;
- Intsizionny (synonym: a biopsy ekstsizionny) – made by means of excision of a piece of fabric;
- Opened (a synonym: a biopsy operational) – the intsizionny biopsy which is carried out at a deep arrangement of the center. For its carrying out surface fabrics are cut previously;
- Aim – carried out under sighting during endoscopy by means of brought via the endoscope to the explored site of special devices (nippers and so on);
- Puncture – at which biological material for a research is extracted by a puncture;
- Stereotaxic – made using a stereotaxic method;
- Total – at which the studied material serves all patholologically the changed site; it is carried out more often at the small sizes and a superficial arrangement of the centers of a disease;
- trans transurethral (Latin – through + Greek urethra – an urethra) – the intsizionny biopsy which is carried out using the special tools (the operational cystoscope, the resectoscope) entered into an urethra (for example, walls of a bladder or a prostate).
II. A biopsy – microscopic examination for diagnosis is intravital the bodies and fabrics excised or withdrawn in a different way.
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