Sökning: "biopsy needles"

Hittade 5 avhandlingar innehållade orden biopsy needles.

  1. 1. Clinical and quality aspects of native and transplant kidney biopsies in Sweden

    Författare :Björn Peters; Bernd Stegmayr; Ingela Fehrman-Ekholm; Umeå universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Native and transplant kidney biopsies; biopsy complications; risk factors; patients’ safety; biopsy needles; Resistive Index; IgA-nephritis.; Internal Medicine; invärtesmedicin;

    Sammanfattning : Percutaneous kidney biopsies have been performed since 1944 to establish diagnoses and treatment. Risk factors based on a limited amount of data have shown age, blood pressure, kidney function and needle size as some risk factors for biopsy complications. LÄS MER

  3. 2. Positioning Biopsy Needles in the Prostate Gland Using 3D Computer Modelling

    Författare :Hans Frimmel; Ewert Bengtsson; Björn Gudmundsson; Uppsala universitet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Computerized Image Analysis; Datoriserad bildanalys;

    Sammanfattning : In the world of medicine, image diagnostics have, until recently, been based merely on two dimensional information sources. The understanding of three dimensional structures has been limited to creating mental images in the mind of the physician, to wax models and to autopsy. LÄS MER

  4. 3. Comparison of stereotactic fine needle aspiration biopsy and core needle biopsy in breast lesions

    Författare :Karin Leifland; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :;

    Sammanfattning : Purpose: The purpose of this study was to evaluate the diagnostic value of two biopsy methods by comparing stereotactic fine needle aspiration biopsy (S-FNAB) with stereotactic core needle biopsy (S-CNB). The biopsies were performed by the same radiologist, in the same breast lesion on the same occasion, in order to establish which method that best can be recommended in different kind of mammographically detected lesions. LÄS MER

  5. 4. Management of severe male infertility with special reference to IVF and ICSI

    Författare :Björn Rosenlund; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :;

    Sammanfattning : Background: Until recently the treatment options for couples with severe male factor infertility have been restricted. With the advent of intracytoplasmic sperm injection (ICSI) it has now become possible to offer these couples effective treatment. LÄS MER

  7. 5. Advanced cranial navigation

    Författare :Simon Skyrman; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :;

    Sammanfattning : Neurosurgery is performed with extremely low margins of error. Surgical inaccuracy may have disastrous consequences. The overall aim of this thesis was to improve accuracy in cranial neurosurgical procedures by the application of new technical aids. LÄS MER