Duke PA GI Radiology
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| show | fluoroscopy
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| patient ingests medium density barium and fluoroscopic images are obtained | show 🗑
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| show | Schatzki ring
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| patient ingests dense barium followed by effervescent granules and fluoroscopic images are obtained | show 🗑
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| show | early inflammatory changes to tumor formation to be detected
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| contrast material may be used during the MRI to check __ | show 🗑
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| show | obstruction, ileus, free air
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| show | cholecystitis, abdominal aortic aneurysm, liver cirrhosis, patency of hepatic vasculature, intussusception, appendicitis
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| show | aspiration/penetration, eophageal motility disorders, achalasia, hiatal hernias, strictures, masses, inflammation, viscus perforation, esophageal varices, duodenal atresia/stenosis, malrotation (infants)
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| common indications for GI fluoroscopy small bowel follow through | show 🗑
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| common indications for GI fluoroscopy barium enema | show 🗑
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| show | abdominal pain, trauma, unexplained wt loss, evaluation for hemorrhage, AAA and disection, complications of liver cirrhosis, bowel obstruction, evaluat/stage tumors, complications of pancreatitis, biliary tract obstruction, cholecystitis
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| common indications for GI MRI | show 🗑
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| common indications for nuclear medicine HIDA | show 🗑
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| show | acute lower GI bleed
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| show | tumor, strictures, GERD, Chagas disease, post vagotomy effect
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| show | tapered margins, concentric shape
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| show | squamous cell carcinoma of the esophagus
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| differential for long-segment stricture of the distal esophagus on barium swallow | show 🗑
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| single contrast barium esophagram demonstrates sinuous tubular and nodular filling defects in the esophagus in the setting of cirrhosis, portal hypertension, and a history of upper GI bleeding | show 🗑
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| show | reflux esophagitis
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| single contrast technique upper GI series reveals a lobulated filling defect in the antrum of the stomach | show 🗑
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| upper GI series reveals narrowing of the body and antrum of the stomach. CT demonstrates marked thickening of the gastric wall with a homogeneous tumor. Lumen of the stomach is irregularly narrowed | show 🗑
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| show | duodenal ulcer
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| show | duodenal tumor
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| abdominal radiograph obtained five days after surgery demonstrates multiple loops of dilated bowel with no transition point | show 🗑
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| show | crohn's disease
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| CT scan shows classic sunburst appearance of radiating strands and messenteric mass | show 🗑
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| CT image shows eccentric wall thickening of multiple loops of the small bowel | show 🗑
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| show | small bowel ischemia
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| show | radiation enteritis
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| show | family polyposis
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| long segment stricture is typical of __ rather than malignancy | show 🗑
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| air contrast barium enema shows irregular narrowing of the lumen of the descending colon | show 🗑
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| Radiograph of the sigmoid colon from a double-contrast barium enema demonstrates a characteristic “apple core” constricting lesion | show 🗑
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| show | colon adenocarcinoma
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| CT demonstrates marked thickening of the wall of the transverse colon. Ascites is present. This case was caused by cytomegalovirus | show 🗑
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| show | diverticulosis
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| show | diverticulitis
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| Noncontrast CT image shows a small gas-filled tubular structure with a blind end measuring <6mm in diameter | show 🗑
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| show | appendicitis
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| show | inflammation
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| show | portal venous gas
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| gas in the biliary tree is __ | show 🗑
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| CT scan reveals atrophy of the liver with diffuse nodularity of its surface and splenomegaly | show 🗑
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| Contrast-enhanced CT of the liver demonstrates multiple hypodense nodules | show 🗑
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| show | liver metastases
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| Postgadolinium, T1W, fat-suppressed MR image of liver shows intense homogeneous enhancement | show 🗑
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| Postcontrast CT image reveals a thick-walled fluid collection in the right hepatic lobe | show 🗑
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| Serial CT images obtained from a jaundiced patient demonstrate dilatation of the common bile duct | show 🗑
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| show | cholelithiasis
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| show | cholelithiasis
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| Postcontrast CT demonstrates fluid around the enhancing mucosa of the gallbladder, in a patient with severe RUQ pain | show 🗑
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| show | necrotizing pancreatitis
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| air in th epancreatic bed is indicative of __ | show 🗑
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| show | KUB
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| show | free air and fluid levels
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| __ view is used whe assessing for free air and fluid levels in a patient who cannot stand upright | show 🗑
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| show | anatomic evaluation of the entire esophagus
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| a cross table lateral view will demonstrate air/fluid levels as well as free air and is most often used in __ | show 🗑
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| show | dense barium
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| __ can be performed to aid in the evaluation of aspiration. it is often used for stroke patients and is referred to as a speech study | show 🗑
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| show | esophagus below the level of the cricopharyngeus, as well as the stomach and duodenum
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| show | small bowel follow through
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| show | mucosa
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| a single contrast barium enema is used for evaluation of function and obstruction | show 🗑
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| show | retained feces can resemle polyps
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| show | a water soluble contrast agent (iodinated contrast material)
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| abdominal US is a helpful study for evaluation of the __ | show 🗑
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| show | a yes or no question
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| a good systematic way to look at KUB | show 🗑
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| only about 25% of gallstones are | show 🗑
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| show | football sign
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| __ is persent when air is noted on both sides of the abdominal wall ( a well defined bowel wall) | show 🗑
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| show | pneumoperitoneum
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| post operative __ should resolve in 3-4 days | show 🗑
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| show | 3
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| show | 6
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| show | 9
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| show | CT
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| on ultrasound serous ascities is __ | show 🗑
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| show | echoes reflecting debris within the fluid
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| show | esophageal achalasia
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| show | diffuse esophageal spasm
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| show | scleroderma
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| best way to make the diagnosis of gastroesophageal reflux | show 🗑
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| a protrusion of any part of the stomach into the thorax | show 🗑
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| most common type of hiatal hernia | show 🗑
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| show | Zenker's diverticulum
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| show | esophagitis
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| mass lesions and filling defects of the esophagus are well demonstrated with __ | show 🗑
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| once mass lesions and filling defects are identified with with barium studies the extent of disease can fully be evaluated with __ | show 🗑
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| __ accounts for most cases of esophageal carcinoma | show 🗑
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| show | Boerhaave's syndrome
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| __ involves only the esophageal mucosa, it is usually seen with endoscopy. Should be considered in a patient who presents with copious hematemesis after forceful vomiting | show 🗑
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| show | distend
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| on CT the normal gastric wall should measure less than __mm in thickness | show 🗑
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| show | 3
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| __ is a full thickness defect in the mucosa | show 🗑
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| all __ should be examined either endoscopically or followed to resolution radiographically | show 🗑
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| show | malignant ulcers
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| show | benign ulcer
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| show | CT
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| show | duodenum
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| __ are true neoplasms with malignant potential. they are typically found in the antrum | show 🗑
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| show | hamartomatous polyps
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| show | CT
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| show | benign
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| show | 1
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| show | 5
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| folds are considered thickened if they exceed __mm in the duodenum | show 🗑
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| show | varices
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| __ is the prefered method of examination of the small bowel | show 🗑
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| this portion of the small bowel has a feathery mucosal apperance, prominent valvulae conniventes, a wider lumen, and a thicker wall | show 🗑
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| this portion of the small bowel has less of a feathered mucosal patter, thinner walls, thinner and less frequent folds, and a narrower lumen | show 🗑
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| bowel involvement by tuberculosis is best seen on __ | show 🗑
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| show | carcinoid
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| radiographic features of __ are thickened, distorted folds, contractures, stenosis, skip lesions, involvement of the mesentery, fustulas, and sinus tract formation | show 🗑
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| show | apple core stricture
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| the most common congenital anomaly of the GI tract is __ | show 🗑
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| show | Meckel's diverticulum
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| show | ileus
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| show | ileus
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| more loops of bowel are dilated with __ than with obstruction | show 🗑
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| __ account for more than half of SBO in western society | show 🗑
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| the colon can be readily identified on CT due to its __ markings | show 🗑
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| the colon wall is usually less than __mm in thickness | show 🗑
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| show | colorectal cancer
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| show | obstruction
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| show | polyp
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| polyps less than __mm are thought to be hyperplastic polyps with low risk of malignancy | show 🗑
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| polyps __mm in size are most often adenomas with a risk of malignancy of about 1% | show 🗑
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| show | 20
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| __are an acquired condition in which the mucosa and the muscularis mucosa layer herniate through the muscularis propria of the colon wall, leading to the formation of a sac | show 🗑
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| diverticulosis is a cause of __ | show 🗑
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| show | sigmoid
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| it is safe to performa barium enema in suspected diverticulitis except when signs of __ are present | show 🗑
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| when the cecum dilates to greater than __cm in diameter it is at high risk for perforation with associated risks of peritonitis and septic shock | show 🗑
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| sigmoid volvulus is most often seen in the __ and is a result of the sigmoid colon's twisting around its mesentery | show 🗑
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| in sigmoid volvulus barium enema shows __ | show 🗑
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| __ si the most common cause of obstruction seen in the elderly | show 🗑
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| show | acute appendicitis
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| __ is a terrific way to evaluate a patient for acute appendicitis | show 🗑
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| __ is not performed for evaluation of appendicitis | show 🗑
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| show | US
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| repsiratory motion and peristalsis make it difficult to obtain reproducible __ images of the liver, biliary tree, and gallbladder | show 🗑
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| __ is a wonderful modality for examination of liver, biliary tree and gallbladder b/c of its reproducibility, speed, and ability to see many shades of gray | show 🗑
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| imaging results in hemochromatosis | show 🗑
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| show | US
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| show | mets
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| show | CT
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| imaging of the biliary tree is done most often with __ | show 🗑
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| show | multiple branching tubular round, or oval structures that course toward the porta hepatis. The common bile duct is dilated to greater than 6mm
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| imaging of the gallbladder is best performed with __ | show 🗑
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| __ is useful in the diagnosis and staging of gallbladder carcinoma | show 🗑
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| sonographic Murphy's sign | show 🗑
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| show | US
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| show | 3
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| acute pancreatitis is usually diagnosed __ | show 🗑
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| what is the role of imaging in the scenario of suspected acute pancreatitis | show 🗑
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| best assessment of acute pancreatitis is with __ imaging | show 🗑
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| show | pancreatic carcinoma
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| the parenchyma of the spleen is wll evaluated with either __ | show 🗑
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| show | homogenous echo pattern
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| show | density of the spleen to be less than that of the liver
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| show | hemangioma
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| show | contrast-enhanced CT
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