1 online resource (xi, 292 pages) : Fully master the basic principles and applications of abdominal ultrasound _x000D__x000D_Designed to be kept close at hand during an actual ultrasound examination, Abdominal .. Includes index Title from title screen (viewed January 17, 2012) Print version record Abdominal Ultrasound: Step by Step; Title Page; Copyright; Preface to the Second Edition; Acknowledgments; Table of Contents; 1 General; How to Use This Book; Examination Technique and Equipment; Who do you examine first when learning to scan?; How do you adjust the ultrasound machine?; What can you do with the transducer?; 2 Basic Physical and Technical Principles; Ultrasound; Definitions; Propagation of sound; Production and detection of ultrasound waves: the pulse-echo principle; Diagnostic ultrasound: propagation of ultrasound in biological tissue; Producing an Image; A-Mode; B-Mode M-ModeArtifacts; Noise; Acoustic shadowing; Posterior acoustic enhancement; Reverberations; Beam-width artifact; Side-lobe artifact; Mirror-image artifact; Lateral edge shadow; 3 Blood Vessels: The Aorta and its Branches, the Vena Cava and its Tributaries; Organ Boundaries; Locating the aorta and vena cava; Demonstrating the aorta and vena cava in their entirety; Organ Details; Demonstrating arterial and venous pulsations; Evaluating the vessel walls and lumina; Identifying and defining the branches of the aorta and vena cava; Anatomical Relationships Relationship of the aorta and vena cava to the diaphragm, liver, and cardiaArea surrounding the celiac trunk and the course of the hepatic artery, splenic artery, and left gastric artery; Superior mesenteric artery, splenic vein, and renal vessels; Iliac vessels; Lymph nodes near the retroperitoneal vessels; 4 Liver; Organ Boundaries; Locating the liver; Imaging the liver in its entirety; Organ Details; Shape; Size; Parenchymal pattern; Vessels of the liver; Division of the liver into lobes, segments, and subsegments; The portal vein and its branches; Anatomical Relationships Relationship of the left portion of the liver to the heart and stomachRelationship of the central portion of the liver to the vena cava, stomach, and pancreas; Relationship of the right portion of the liver to the gallbladder, duodenum, and kidney; Ascites; 5 Porta Hepatis; Organ Boundaries: Identifying the Vessels in the Porta Hepatis; Vena cava and portal vein; Hepatic artery and bile duct; Transverse and longitudinal survey of the porta hepatis; Organ Details: Details of the Vessels in the Porta Hepatis; Portal vein; 6 Gallbladder; Organ Boundaries; Locating the gallbladder Imaging the entire gallbladderVariable position of the gallbladder; Nonvisualization of the gallbladder; Organ Details; Regions of the gallbladder; Size of the gallbladder; Variable shape of the gallbladder; Gallbladder wall; Gallbladder contents; Special acoustic phenomena in gallbladder scanning; Anatomical Relationships; Relationship of the gallbladder to the liver; Relationship of the gallbladder to the portal vein; Relationship of the gallbladder to the antrum, bulb, and duodenum; 7 Pancreas; Organ Boundaries; Locating the pancreas; Imaging the entire pancreas