By Roberto Di Mizio, Mariano Scaglione
The purpose of this radiological atlas is to attach pathophysiology to imaging utilizing many illustrations and examples, emphasizing the services and obstacles of multidetector computed tomography and its position within the right administration method of those problems. additionally, where of allied imaging modalities (plain movie and ultrasound) within the medical set of rules is comprehensively illustrated.
Table of Contents
Small-Bowel Obstruction CT gains with simple movie and US
ISBN 9788847006669 eISBN 9788847006676
Foreword to the English Edition
Foreword to the Italian Edition
Table of Contents
List of Contributors
1 Formation Mechanisms
SBO via Obturation
SBO by means of Narrowing
SBO through Compression
SBO by means of Blockage
Blockage by way of Adhesional Band
Blockage by means of camping Adhesions
Blockage by means of wide Adhesions
SBO via Intussusception
Incomplete and Reversible sizzling Intussusception
whole and Irreversible sizzling Intussusception
SBO by way of Large-Bowel Obstruction
SBO through Intestinal Strangling and Strangulation
2 Computed Tomography Imaging Pathophysiology
Vascular adjustments because of Strangling and Strangulation
Vascular adjustments as a result of Fight
universal elements of Loop Vascular Changes
3 Computed Tomography Features
Bowel pictures (Figs. 3.1-3.6)
Bowel and Peritoneal hollow space pictures (Figs. 3.7-3.15)
complex SBO as a result of Strangling and Strangulation
Thickened Bowel and Mesentery pictures (Figs. 3.16-3.26)
advanced SBO as a result of Fight
Thickened Bowel photos (Figs. 3.27 and 3.28)
4 Sonographic Correlations
5 Radiological Correlations
LL Radiograph within the Supine place (Scheme 5.1)
AP Radiograph within the Supine place (Scheme 5.2)
PA Radiograph within the providers place (Scheme 5.3)
PA Radiograph within the Upright place (Scheme 5.4)
Acute Intestinal Behaviours
Reflex Spastic Ileus
Reflex Hypotonic Ileus
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Extra resources for Small-Bowel Obstruction: CT Features with Plain Film and US correlations
Free fluid in the peritoneal cavity. Follow-up Simple and decompensated SBO may resolve after medical therapy and placement of a nasogastric tube and can be easily assessed and followed-up with serial plain films eventually integrated with US. Decompensated SBO Fig. 7. Decompensated small-bowel obstruction. Contrast-enhanced multidetector computed tomography. Fluid in the peritoneal cavity Fig. 8. Decompensated small-bowel obstruction. Normal mesentery Chapter 3 37 38 Chapter 3 CT Features Fig.
Vascular changes due to fight have a district location and appear only when the intramural venous circulation significantly slows down. The origin of this event is multifactorial and unpredictable. The main factors are: - the obstructive mechanism, occlusion duration and onset of complex mechanisms; - the mesenteric and enteric circulation, already uncertain due to diffuse atherosclerotic disease; - the pathological remains, which alter the abdominal habitat; - the patient’s age and general status.
To date, contrast-enhanced multidetector CT (MDCT) has become the gold standard in the evaluation of small-bowel obstruction (SBO). Examination Technique In suspected SBO, MDCT can be used both as first imaging modality and for integrative study. For obvious radiation-dose-related issues, the CT technique varies in these two situations: CT as first-imaging modality: includes scout views (frontal and lateral) and a scan before and after intravenous (IV) contrast material CT for integrative study: includes a frontal scout view and a scan after IV contrast material In our practice, in patients with SBO, MDCT is not performed with oral and/or rectal contrast agents.
Small-Bowel Obstruction: CT Features with Plain Film and US correlations by Roberto Di Mizio, Mariano Scaglione