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Anatomy, embryology, pathophysiology ◼ The stomach is anatomically subdivided into the cardia, fundus, body, and antrum, with inflow regulated by the lower esophageal sphincter and outflow by the pyloric sphincter. ◼ The incisura angularis represents the acute angle formed on…
Techniques ◼ Fluoroscopy is an imaging modality where continuous x-ray images are obtained to evaluate the body in real time, often with the aid of administered radiopaque contrast material ( Fig. 2.1 ). ◼ Fluoroscopic examinations attempt to answer specific…
Anatomy, embryology, pathophysiology ◼ There are five distinct densities in plain radiography, four of which are natural: gas (black), fat (dark gray), soft tissue (medium gray), calcifications (white), and metal (intense white). ◼ Dedicated assessment of each density is essential…
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KEY FACTS Terminology Benign mesenchymal tumor containing variable amounts of smooth muscle (myoid), fat (lipoid), and proliferating blood vessel (angioid) components You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If…
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KEY FACTS Imaging Key features (not always present): Hypervascular, fat-containing, hemorrhagic, encapsulated MR shows some elements better than CT (lipid & hemorrhage) T1WI: Mass: Heterogeneous signal intensity – Increased signal intensity (due to fat or recent hemorrhage) – Decreased signal…
KEY FACTS You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here
KEY FACTS You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here
KEY FACTS You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here