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  2. Liver biopsy - Wikipedia

    en.wikipedia.org/wiki/Liver_biopsy

    Occasionally, liver biopsy is required to monitor the progress of treatment, such as in chronic viral hepatitis. [1] It is an effective way to measure changes in the Ishak fibrosis score. [3] For the last century liver biopsy has been considered as the gold standard for assessing the stage and the grade of chronic liver disease.

  3. Surgical pathology - Wikipedia

    en.wikipedia.org/wiki/Surgical_pathology

    A biopsy is a small piece of tissue removed primarily for the purposes of surgical pathology analysis, most often in order to render a definitive diagnosis. Types of biopsies include core biopsies , which are obtained through the use of large-bore needles, sometimes under the guidance of radiological techniques such as ultrasound , CT scan , or ...

  4. Gastrointestinal pathology - Wikipedia

    en.wikipedia.org/wiki/Gastrointestinal_pathology

    Gastrointestinal pathology (including liver, gallbladder and pancreas) is a recognized sub-specialty discipline of surgical pathology.Recognition of a sub-specialty is generally related to dedicated fellowship training offered within the subspecialty or, alternatively, to surgical pathologists with a special interest and extensive experience in gastrointestinal pathology.

  5. Instruments used in gastroenterology - Wikipedia

    en.wikipedia.org/wiki/Instruments_used_in...

    Menghini needle or Tru-Cut needle: Used to perform percutaneous liver biopsy: Image gallery. Video gastroscope. Video colonoscope.

  6. Fine-needle aspiration - Wikipedia

    en.wikipedia.org/wiki/Fine-needle_aspiration

    Fine-needle aspiration biopsies are very safe minor surgical procedures. Often, a major surgical (excisional or open) biopsy can be avoided by performing a needle aspiration biopsy instead, eliminating the need for hospitalization. In 1981, the first fine-needle aspiration biopsy in the United States was done at Maimonides Medical Center. [1]

  7. Biopsy - Wikipedia

    en.wikipedia.org/wiki/Biopsy

    An incisional biopsy or core biopsy samples a portion of the abnormal tissue without attempting to remove the entire lesion or tumor. When a sample of tissue or fluid is removed with a needle in such a way that cells are removed without preserving the histological architecture of the tissue cells, the procedure is called a needle aspiration biopsy.

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