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Which structure is used as a landmark for locating the gallbladder fossa?
main lobar fissure
what is the most common cause of acute pancreatitis?
biliary disease
Gerota's fascia provides a protective covering for which organ?
kidneys
Increased pressure within the portosplenic venous system will most likely lead to which condition?
portal hypertension
Normal diameter of the main portal vein should not exceed ____cm
1.3 cm
The integrity of which structure is evaluated with the Thompson test?
achilles tendon
A small hyperechoic pancreas is identified on ultrasound. This is most suspicious for which abnormality?
chronic pancreatitis
What is the sonographic appearance of an echinococcal cyst?
septated cystic mass
A predisposing risk factor associated with the development of cholangiocarcinoma may include a history of:
ulcerative colitis
A synovial cyst located in the medial popliteal fossa describes a:
Baker's cyst
Normal caliber of the superior mesenteric vein should not exceed ____cm
1
A patient presents with a history of abdominal pain and lower extremity edema. An ultrasound is requested to rule out Budd-Chiari syndrome. The sonographer should thoroughly evaluate which organ?
Liver
Which 2 structures divide the left lobe of the liver into medial & lateral segments?
left hepatic vein & ligamentum teres
Cholecystokinin is stimulated after food reaches the:
duodenum
The gallbladder is located on the posterior surface of the liver and _______ to the right kidney
anterior
The pyloric canal is considered abnormal when the length exceeds:
17mm
A patient presents with a history of severe back pain, weight loss, and painless jaundice. An abnormality in which organ is most likely to correlate with these symptoms?
pancreas
The popliteal artery is considered dilated after the diameter exceeds:
1 cm
Which capsule surrounds the liver?
glisson's capsule
Which condition is associated with Mirizzi syndrome?
courvoisier sign (impacted stone in cystic duct)
A spaghetti-like echogenic tubular structure within a bile duct is a sonographic finding associated with:
ascariasis
The Whipple procedure is a surgical resection of which organ?
pancreas
A fluid collection caused by extravasated bile is termed a:
biloma
Renal artery stenosis is suggested after the renal artery to aortic ratio exceeds:
3.5
Which peritoneal space most commonly demonstrates ascites?
subhepatic space
Which major organ lies within the anterior pararenal space?
pancreas
Where are the crura of the diaphragm located?
superior to celiac, posterior to IVC, anterior to aorta
Carcinoma in which structure can directly extend into the gallbladder?
pancreas, stomach or bile duct
Enlargement of the gallbladder caused by obstruc- tion of the common bile duct by a distal external neoplasm is termed:
courvoisier sign
Which structures define the superior and inferior borders of the retroperitoneum?
diaphragm & pelvic rim
Elevation in prostatic specific antigen (PSA) is suspicious for:
prostate cancer
Thrombosis involving the hepatic veins describes which condition?
budd-chiari
A patient presents with a history of right upper quadrant pain, nausea, and vomiting. A sonogram of the right upper quadrant demonstrates a calculus lodged in the cystic duct. This finding is a predisposing factor for developing:
acute cholecystitis
Which structures may be mistaken for an extrarenal pelvis?
dilated renal vein
hydroureter
parapelvic cyst
A patient presents with a history of intermittent fever, nausea, and elevated alkaline phosphatase. He admits to traveling to the Middle East recently. A complex, solitary mass is identified in the right lobe of the liver. This mass is most suspicious for a(n):
amebic abscess
Which term is more commonly used to describe an enlarged or dilated vein?
varix
Which condition most commonly causes the formation of a hepatic abscess?
ascending cholangitis
Which structure is located in the anterolateral portion of the pancreatic head?
gastroduodenal artery
A patient presents with a palpable neck mass. A sonogram demonstrates an echogenic mass in the superior lobe of the right thyroid gland. A prominent hypoechoic ring surrounds this nodule. This mass is most suspicious for which neoplasm?
thyroid adenoma
Which organ is responsible for manufacturing heparin?
liver
The length of a normal adult spleen should not exceed:
13 cm
Which type of aneurysm is most commonly associated with a bacterial infection?
mycotic aneurysm
The stomach produces which enzyme?
pepsin
Which condition is associated with rebound pain at McBurney point?
appendicitis
A round anechoic mass is identified next to the renal pelvis. This is most suspicious for which pathology?
parapelvic cyst
What is the most common clinical symptom associated with portal vein thrombosis?
severe abdominal pain
The diameter of a transjugular intrahepatic portosystemic shunt (TIPS) should measure:
8-12mm
A retroperitoneal ultrasound is ordered to follow up on previously documented hydronephrosis of the right kidney. The patient is presently asymptomatic. An image of the right kidney demonstrates a small hyperechoic focus in the inferior pole of the kidney. This focus is most suspicious for a renal:
angiomyolipoma
A 70-year-old man presents with a history of scrotal enlargement. He denies trauma to the scrotum or groin areas. The ultrasound reveals an anechoic fluid collection anterior and lateral to the right testis. These sonographic finding are most suspicious for:
hydrocele
A patient presents with a history of elevated liver function tests. An anechoic tubular structure measuring 2.7mm is identified in the body of the pancreas. This structure most likely represents a:
dilated pancreatic duct
A 30-year-old patient presents with a history of right upper quadrant pain. Laboratory tests are within normal limits. An image of the spleen demonstrates an incidental hyperechoic mass. This mass is most suspicious for a(n):
cavernous hemangioma
A patient presents with a history of uncontrolled hypertension and painless hematuria. A hypervascular complex mass is identified near the renal hilum. On the basis of the clinical history, the mass is most suspicious for:
RCC
A 40-year-old patient presents with a palpable left scrotal mass and a previous history of epidid- ymitis. A hyperechoic intratesticular structure is identified appearing as a complex mass in the mediastinum region. This is most suspicious for:
tubular ectasia of the rete testis
A large anechoic structure is demonstrated in the superior portion of the left scrotum. This structure most likely represents a:
epididymal cyst
A 50-year-old patient presents with a history of a palpable right abdominal mass. A sagittal image of the right upper quadrant identifies two contiguous kidneys. The inferior pole of the right kidney is fused with the superior pole of the left kidney. The left renal fossa demonstrates normal bowel patterns. Which congenital anomalies is most likely demonstrated?
sigmoid kidney
Which structure separates the caudate lobe from the left lobe of the liver?
ligamentum venosum
A questionable mass is identified in the anterior portion of the right lobe of the liver. Which 2 structures border this region?
middle & right hepatic veins
A mass displacing the renal calyces is documented on a recent intravenous pyelogram. A sonogram over this area demonstrates a smooth circular anechoic renal mass. This mass is most suspicious for a(n):
simple cyst
When hydronephrosis is encountered, the sonog- rapher should evaluate the urinary bladder for evidence of a(n):
obstruction
Which structure is most likely located adjacent to an omental cyst?
stomach
A patient presents with a mass in the lateral aspect of the neck. An anechoic structure is demonstrated just beneath the jawline. Which cystic structure is most likely identified?
brachial cleft cyst
Extension of pancreatic inflammation into the surrounding tissues is termed a(n):
phlegmon
The inferior vena cava is considered enlarged after the diameter exceeds:
2.5cm
Which organ is associated with an elevation of aldosterone?
adrenal glands
A round, homogeneous, solid mass is identified medial to the splenic hilum. The echo texture is similar to the adjacent splenic parenchyma. On the basis of these sonographic findings, the mass is most consistent with which pathology?
accessory spleen
Which vascular structure is commonly mistaken as the pancreatic duct?
splenic artery
Cortical thickness of the normal adult kidney should measure a minimum of:
1 cm
Which condition is associated with a complete failure of the adrenocortical function?
Addison disease
The main renal arteries arise from the lateral aspect of the aorta approximately 1.5 cm inferior to the:
SMA
a decrease in which lab value is most associated with internal hemorrhage?
hematocrit
Which organ is associated with the “olive sign”?
stomach
Which of the following patient positions is typically used during a thoracentesis?
sitting bent at the waist
Which normal variant is most commonly mistaken as a renal neoplasm?
hypertrophied column of bertin
Which laboratory test will most likely elevate in cases of nonobstructive jaundice?
indirect bilirubin
Which region/portion of the gallbladder is located most superiorly?
the neck
Which thyroid condition is associated with an increased risk in developing a thyroid malignancy?
hashimoto thyroiditis
Which invasive procedure removes a piece of living tissue for microscopic analysis?
core liver biopsy
A pancreatic pseudocyst is most commonly located in which region?
lesser sac
A patient presents to the emergency department with severe left upper quadrant pain. Laboratory values demonstrate elevated serum lipase. An abdominal ultrasound is ordered to rule out:
acute pancreatitis
Which anatomical variant demonstrates an outward bulge to the lateral renal cortex?
dromedary hump
A congenital anomaly associated with the fusion of both kidneys within the same body quadrant describes:
cross fused ectopia
A patient with a recent history of angioplasty presents with a pulsatile inguinal mass. A fluid collection adjacent to the common femoral artery is identified. Color and spectral Doppler demonstrates turbulent blood flow within the fluid collection. On the basis of the clinical history, the sonographic findings are most consistent with a(n):
pseudoaneurysm
A 25-year-old patient presents with a nontender palpable breast mass. A hypoechoic, oval-shaped mass demonstrating posterior acoustic enhancement is identified in the breast parenchyma. On the basis of this clinical history, the sonographic finding is most suspicious for a:
fibroadenoma
a lymphatic organ that removes foreign material from the blood is a function of which organ?
spleen
An abnormality of the gallbladder wall exhibiting a “comet tail” artifact describes:
adenomyomatosis
A transplant kidney is more commonly placed in which region?
RLQ
a congenital anomaly of the yolk sac appearing as an anechoic or complex mass slightly to the right of the umbilicus describes:
meckel diverticulum
Which term describes a noninflammatory degenerative change in a tendon?
tendinosis
Within 5 years, the risk for rupture of an abdominal aortic aneurysm measuring 5 cm in diameter is ___%
5%
Before the bifurcation, the last major visceral branch of the abdominal aorta is the:
IMA
Which abnormality commonly coexists in patients with a popliteal aneurysm?
AAA
Which peritoneal space is located superior to the liver?
subphrenic space
The majority of metastatic lesions in the liver originate from the:
colon
The common bile duct passes through which structure before entering the duodenum?
ampulla of vater
Which condition is the most common cause of hypothyroidism?
Hashimoto thyroiditis
The pyramidal lobe of the thyroid gland arises from the:
superior aspect of the isthmus
Under normal conditions, which artery supplies the majority of blood to the brain?
ICA
Which abnormality involves the distal ureter and the urinary bladder?
ureterocele
Postvoid residual in a normal adult urinary bladder should not exceed ____mL
20
Malignant neoplasms involving the colon are more commonly located in which region?
rectum