2ND BM RECALLS Flashcards
True statement regarding the pancreas
a. Bean-shaped
b. Lies within the posterior compartment of the retroperitoneum
c. Smaller in young patients and progressively decreases with age
d. Pancreatic duct normally measures 3mm in the head and tapers towards the tail
d. Pancreatic duct normally measures 3mm in the head and tapers towards the tail
Role of imaging in pancreatitis, EXCEPT:
a. Assess severity
b. Determine prognosis
c. Detect complications
d. Required in its diagnosis
d. Required in its diagnosis
Most common cause of chronic pancreatitis
a. Gallstone passage/impaction
b. Malignancy
c. Alcohol abuse
d. Malnutrition
c. Alcohol abuse
Most common cause of acute pancreatitis
a. Gallstone passage/impaction
b. Malignancy
c. Alcohol abuse
d. Malnutrition
a. Gallstone passage/impaction
True statement regarding pancreatic imaging, EXCEPT:
a. Imaging findings may be normal in mild cases
b. Contrast enhanced MDCT-most comprehensive assessment
c. Ultrasound is used for follow-up of specific abnormalities such as fluid collections
d. Fluoroscopy is often utilized for real-time guidance in pancreatic biopsy
d. Fluoroscopy is often utilized for real-time guidance in pancreatic biopsy
Imaging findings in acute pancreatitis, EXCEPT:
a. Indistinct margins due to inflammation
b. Focal or diffuse parenchymal enlargement
c. Changes in density due to edema
d. Atrophy of the pancreas
d. Atrophy of the pancreas
True statement regarding chronic pancreatitis
a. Caused by prolonged and recurrent bouts of pancreatitis
b. Endocrine and exocrine functions of the pancreas are always preserved
c. Findings of parenchymal hypertrophy and resolving fibrosis
d. The most common cause is steroid intake
a. Caused by prolonged and recurrent bouts of pancreatitis
Morphologic changes in chronic pancreatitis, EXCEPT:
a. Dilation of the pancreatic duct, usually in a beaded pattern of alternating dilations and constrictions
b. Calcifications in the pancreatic parenchyma
c. Increased visible pancreatic tissue due to hyperplasia
d. Fascial thickening and chronic inflammatory changes in the surrounding tissue
c. Increased visible pancreatic tissue due to hyperplasia
Autoimmune pancreatitis
a. Responsive to oral steroids
b. Periductal infiltration by neutrophils result in mass-like enlargement of the pancreas
c. Directly associated with pulmonary adenocarcinoma
d. Mass-like enlargement of the pancreas due to presence of an adenocarcinoma
a. Responsive to oral steroids
Sign of pancreatic tumor resectability
a. Solitary hepatic metastasis
b. Regional nodes may be involved
c. No encasement of the celiac axis or SMA
d. Limited pancreatic extension of the tumor is present
c. No encasement of the celiac axis or SMA
Signs of pancreatic tumor potential resectability, EXCEPT:
a. Solitary hepatic metastasis
b. Regional nodes may be involved
c. Absence of involvement of the celiac axis or SMA
d. Limited pancreatic extension of the tumor is present
a. Solitary hepatic metastasis
Signs of pancreatic tumor unresectability, EXCEPT:
a. Lung metastasis
b. Occlusion of the SMA or portal vein without technical option for reconstruction
c. Encasement of the celiac axis and SMA
d. Regional nodes may be involved
d. Regional nodes may be involved
Pancreatic pseudocysts
a. Fluid density unilocular cysts associated with findings of acute or chronic pancreatitis
b. Septations and lobulated contours are common
c. Very high risk for malignancy
d. Serial imaging usually shows enlargement
a. Fluid density unilocular cysts associated with findings of acute or chronic pancreatitis
TRue statements regarding pancreatic abscess formation, EXCEPT:
a. Presence of gas bubbles within the cystic mass is a weak evidence for abscess
b. Must be considered in any patient with a cystic pancreatic lesion and fever
c. Image guided aspiration confirms the diagnosis
d. Most have indistinct wall
a. Presence of gas bubbles within the cystic mass is a weak evidence for abscess
Serous cystadenomas of the pancreas
a. Most common is a macro-cystic form with larger cysts
b. Lesions communicate with the pancreatic duct
c. Innumerable tiny cysts making the lesion appear cystic
d. Central stellate scar that may calcify in highly diagnostic
d. Central stellate scar that may calcify in highly diagnostic
Mucinous cystic neoplasm of the pancreas
a. Most commonly seen on the head of the pancreas
b. Usually in men
c. Surgical removal is recommended
d. Peripheral eggshell calcification is a common and non-specific finding
c. Surgical removal is recommended
Main duct intraductal papillary mucinous neoplasm
a. 15% developing cancer in 5 years
b. Have marked dilatation due to continuing mucin production
c. Causes progressive hypertrophy of pancreatic parenchyma
d. Intercommunicate through dilated branch ducts
b. Have marked dilatation due to continuing mucin production
True statement regarding the spleen, EXCEPT:
a. The largest lymphoid organ
b. Reservoir for red blood cells
c. Occupies the right upper quadrant of the abdomen posteromedial to the stomach
d. Sequesters aged red and white blood cells and platelets
c. Occupies the right upper quadrant of the abdomen posteromedial to the stomach
Arciform pattern of splenic MRI contrast enhancement is seen in the
a. Arterial phase
b. Venous phase
c. Portal phase
d. Delayed phase
a. Arterial phase
The most common benign primary neoplasm of the spleen
a. Hemangioma
b. Lymphoma
c. Fibroadenoma
d. Adenocarcinoma
a. Hemangioma