Search for dissertations about: "image quality"

Showing result 1 - 5 of 355 swedish dissertations containing the words image quality.

  1. 1. Evaluation of absorbed dose and image quality in mammography

    Author : Bengt Hemdal; Lunds universitet.; Lund University.; [2009]
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; optically stimulated luminescence; radioluminescence; in vivo dosimetry; dose reduction; dose protocol; average glandular dose; absorbed dose; Breast cancer; mammography; Monte Carlo; image quality; image quality criteria; contrast-detail phantom;

    Abstract : Popular Abstract in Swedish Utvärdering av stråldos och bildkvalitet i mammografi Bröstcancer är den cancerform som är vanligast hos kvinnor. Genom tidig upptäckt med bröströntgen, mammografi, kan man behandla sjukdomen i ett tidigare stadium och därmed minska dödligheten. READ MORE

  2. 2. Magnetic Resonance Imaging of the Heart Image quality, measurement accuracy and patient experience

    University dissertation from Linköping : Linköping University Electronic Press

    Author : Britt-Marie Ahlander; Linköpings universitet.; Linköpings universitet.; [2016]
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES;

    Abstract : Background: Non-invasive diagnostic imaging of atherosclerotic coronary artery disease (CAD) is frequently carried out with cardiovascular magnetic resonance imaging (CMR) or myocardial perfusion single photon emission computed tomography (MPS). CMR is the gold standard for the evaluation of scar after myocardial infarction and MPS the clinical gold standard for ischemia. READ MORE

  3. 3. Image Quality Optimisation and Dose Management in CT, SPECT/CT, and PET/CT

    University dissertation from Lund University

    Author : Marcus Söderberg; Lunds universitet.; Lund University.; [2012]
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; CT; SPECT; PET; dosimetry; image quality; optimisation; dose reduction; automatic exposure control; contrast medium; phantom; image reconstruction; human observer;

    Abstract : Popular Abstract in Swedish Det diagnostiska värdet av röntgen- och nuklearmedicinska undersökningar kan knappast över¬skattas. Däremot innebär undersökningar som baseras på joniserande strålning en liten risk för patienten att senare i livet utveckla en cancer. READ MORE

  4. 4. PET/CT in oncology Patient experience, image quality and the value of information

    University dissertation from Uppsala : Acta Universitatis Upsaliensis

    Author : Camilla Andersson; Uppsala universitet.; [2018]
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; PET CT; patient experience; image quality.; Medicinsk vetenskap; Medical Science;

    Abstract : The overall aim was to investigate patients’ experiences with a PET/CT examination, satisfaction with care provided in connection to the examination and whether web-based information can improve satisfaction with care and image quality, compared to standard care. An additional aim was to explore how satisfaction with care and image quality is associated with health-related quality of life (HRQoL) and perceived stress. READ MORE

  5. 5. Cone Beam Computed Tomography - radiation dose and image quality assessments

    University dissertation from Uppsala : Acta Universitatis Upsaliensis

    Author : Sara Lofthag-Hansen; Göteborgs universitet.; Gothenburg University.; [2011]
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Cone beam computed tomography; anatomic landmarks; dose-area product; image quality; implant planning; periapical diagnosis; radiation dosimetry;

    Abstract : Diagnostic radiology has undergone profound changes in the last 30 years. New technologies are available to the dental field, cone beam computed tomography (CBCT) as one of the most important. READ MORE