Search for dissertations about: "Colorectal ct"

Showing result 1 - 5 of 11 swedish dissertations containing the words Colorectal ct.

2. 1. CT Colonography: implementation and technical developments

   Author : Valeria A Fisichella; Göteborgs universitet; []
   Keywords : X-ray Computed Tomography; Computed Tomographic Colonography; Computer-Assisted Image Processing; Three-Dimensional Imaging; Colonoscopy; Colon; Rectum; Colorectal Neoplasms; Computer-Assisted Diagnosis; Ionizing Radiation;

   Abstract : Background: Computed tomographic colonography (CTC) is a minimally invasive imaging method for the detection of colorectal neoplasms. Uncertainty about its diagnostic performance, optimal visualization method, long learning curve and radiation exposure are among problems with CTC, affecting its implementation in routine health care. READ MORE

4. 2. CT colonography. Technique, diagnostic accuracy and patient acceptance

   Author : Maria H Svensson (Reutersköld); Göteborgs universitet; []
   Keywords : Colon; Rectum; Computed tomography; Three-dimensional imaging; Colorectal neoplasms; Colonic polyps; Colonoscopy; Acceptance testing; Incidental findings; Diagnostic accuracy;

   Abstract : The aim was to evaluate diagnostic potential, technical performance, and patient acceptance of CT colonography when used for detection of colorectal polyps and cancer in symptomatic patients with a high risk of colorectal neoplasia.Methods: After bowel preparation, 111 symptomatic patients underwent CT colonography followed by conventional colonoscopy. READ MORE

5. 3. Colorectal Liver Metastases. Aspects on Diagnosis and Surgical Treatment

   Author : Björn O B Ohlsson; Lund Kirurgi; []
   Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; carcinoembryonic antigen; fine-needle aspiration cytology; intraoperative ultrasonography; computed tomography; dearterialization; liver resection; Colorectal cancer; liver metastases; follow-up; Surgery; orthopaedics; traumatology; Kirurgi; ortopedi; traumatologi;

   Abstract : Liver is the most common site of dissemination in colorectal cancer, and untreated liver metastases are associated with a poor prognosis. The main reason for trying to detect liver metastases early is that liver resection offers a chance for cure in selected patients. READ MORE

6. 4. Liver metastases from colorectal cancer

   Author : Jennie Engstrand; Karolinska Institutet; Karolinska Institutet; []
   Keywords : ;

   Abstract : Introduction: Colorectal cancer (CRC) is the third most common cancer worldwide. At diagnosis of CRC 20-25% of patients have metastatic disease. The liver is the most common metastatic site and liver metastases are detected in 25-30% of all patients. READ MORE

7. 5. Resection of colorectal liver metastases - Impact of preoperative chemotherapy

   Author : Sam Eriksson; Lund Kirurgi; []
   Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Colorectal liver metastases; Preoperative chemotherapy; Liver resection; Hepatic microcirculation; Sarcopenia;

   Abstract : Background Colorectal cancer is a leading cause of cancer related death worldwide. 20-30 % of patients will develop colorectal liver metastases (CRLMs). Surgical resection is the mainstay of treatment for CRLMs, and is often combined with perioperative chemotherapy, which can prolong progression-free survival after resection. READ MORE