By Schima, Wolfgang; Mang, Thomas; Graser, Anno
"Highly potent as a minimally invasive diagnostic and screening instrument, CT colonography (CTC) is a crucial a part of present day medical armamentarium. during this concise, step by step guidebook, written via experts who additionally run education classes in CT colonography, readers will discover a wealth of data for daily perform. From exam equipment and snapshot interpretation, to screening and reporting matters, to universal blunders and pitfalls to prevent, this compact booklet is all-inclusive, excellent for either novices and more matured examiners who are looking to deepen their wisdom of this robust strategy. certain gains: complete dialogue of ways to start, together with symptoms and contraindications, sufferer education, CT exam strategies, and sufferer probability profile; thoughts for info research and medical interpretation, together with 2nd and 3D functions ("virtual" visualization), polyp size, and computer-assisted detection of polyps; informative, point-by-point sections on medical findings, beginning with basic anatomy of the colon and relocating directly to universal illnesses, postoperative stipulations, pitfalls and artifacts, and extracolonic involvement; greater than four hundred great, absolutely classified illustrations (176 in full-color), together with common CT scans and 2nd and 3D reconstructions that exhibit diagnostic standards, attainable differential diagnoses, and ailment states; guidance for standardizing experiences and documenting findings; assistance for constructing a digital colonoscopy carrier on your sanatorium or practice"--Provided by way of publisher. �Read more...
summary: "Highly powerful as a minimally invasive diagnostic and screening device, CT colonography (CTC) is a crucial a part of modern day medical armamentarium. during this concise, step by step guidebook, written by way of experts who additionally run education classes in CT colonography, readers will discover a wealth of knowledge for daily perform. From exam equipment and picture interpretation, to screening and reporting matters, to universal blunders and pitfalls to prevent, this compact publication is all-inclusive, excellent for either rookies and more matured examiners who are looking to deepen their wisdom of this strong strategy. certain beneficial properties: complete dialogue of the way to start, together with symptoms and contraindications, sufferer guidance, CT exam options, and sufferer threat profile; techniques for facts research and scientific interpretation, together with 2nd and 3D purposes ("virtual" visualization), polyp size, and computer-assisted detection of polyps; informative, point-by-point sections on medical findings, beginning with basic anatomy of the colon and relocating directly to universal illnesses, postoperative stipulations, pitfalls and artifacts, and extracolonic involvement; greater than four hundred fabulous, totally classified illustrations (176 in full-color), together with basic CT scans and 2nd and 3D reconstructions that reveal diagnostic standards, attainable differential diagnoses, and sickness states; guidance for standardizing studies and documenting findings; tips for developing a digital colonoscopy provider on your health center or practice"--Provided via writer
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Side effects are usually self-limiting and include a dry mouth, tachycardia, dizziness, and urinary retention. Butylscopolamine can cause accommodation disorders (Warning: This can have implications for the ability to drive after the examination). It is essential to warn patients of this risk before administering the drug (ideally, when the examination appointment is made). Butylscopolamine Butylscopolamine (Buscopan; Boehringer Ingelheim, Ingelheim, Germany) is an anticholinergic agent that relaxes the smooth muscle layers of the intestinal wall; it Very rarely, allergic reactions or anaphylactic shock may occur.
A The head of the pedunculated polyp is barely identifiable in the surrounding untagged fluid because the difference in CT densities is small (arrow). b In another patient, after fecal tagging the soft-tissue density of the head of a pedunculated polyp is clearly visible in the hyperdense tagged fluid (arrow). a b CT Examination Technique Effect of Contrast Media in CT Colonography The administration of intravenous contrast media for CT colonography has an effect on the CT appearance of intracolonic lesions and on the ability to evaluate extracolonic involvement.
The use of pillows when positioning the patient can help reduce the pressure on the abdomen when the patient is in the prone position, and can thus enhance distension. Pillows should be placed under the chest and pelvis. Supine Position In the supine position, the dorsal bowel segments lie lowest: rectum, distal sigmoid colon, and descending colon. These segments are often more poorly distended in this position than more anteriorly located segments such as the transverse colon, ascending colon, and cecum.
CT colonography : a guide for clinical practice by Schima, Wolfgang; Mang, Thomas; Graser, Anno