Practice Questions Flashcards
Name two abdominal organs that can be affected by polycystic disease
Liver, spleen, pancreas, kidneys
- Scarred gb wall
- Smaller gb in fully fasted pt
- No/min pericholecystic fluid
- Cholelithiasis/calculi/echogenic foci
Chronic cholecystitis
- Hyperechoic parenchyma
- Hypoechoic & oedematous parenchyma
- Homogenous parenchyma
- Enlarged pancreas
- Peripancreatic fluid
- Irregular pancreatic outline
Acute pancreatitis
A 46 yr old woman presents for an abdominal ultrasound with the following clinical indications:
Prev. cholecystectomy 13 years ago, RUQ pain last 2/12; ↑ALT, AST, LDL; ↓HDL; nil ETOH; no fever
a) What is the most likely pathological condition?
b) What sonographic appearances do you expect to see when scanning this patient?
a) Non-alcoholic fatty liver disease
b)
- Enlarged/well rounded liver
- Highly echogenic/hyperechoic
- Very attenuating
Within parenchyma of kidney
May infiltrate into pelvis of kidney
Varies in echogenicity (mostly iso or hyper/echogenic)
Can spread via veins, to renal vein & IVC
Can extend from IVC into contralateral renal vein
Solid mass
Irregular borders
RCC
- Within the collecting system of the kidney
- Does not infiltrate into parenchyma
- Compresses adjacent parenchyma
- Can spread from kidney into ureter
- Can spread from ureter to UB
- Finger-like projections into bladder
- Usually hypoechoic, heterogenous
- Solid lesion/mass
- Irregular borders
- Possible hydronephrosis
- Originates within renal pelvis or calyx
TCC
List the pathology process and effects on the liver in a patient with portal hypertension liver portal hypertension, including sonographic appearances
Small cirrhotic liver, nodular surface, fibrosis
OR
Large liver (post-hepatic cause), abnormal texture
MPV dilated >15mm, hepatofugal flow, cavernous transformation
Varices near porta hepatis, hepatopetal flow
Paraumbilical vein, patent, branching from left portal vein
Ascites, anechoic fluid around liver
A patient presented for an upper abdominal ultrasound with the following information on her referral:
Mr Tony Martin
DOB 31/8/1975
Generalised fatigue FI
Document:
- Patient details,
- Clinical information
- Ultrasound measurement
- Sonographic characteristics
- PDx
A patient presented for an abdominal aorta ultrasound with the following information on her referral:
Joan Venning
DOB 28/9/1945
Patient feels pain in abdomen.
Palp mass lower abdomen FI
Document:
- Patient details
- Clinical Information
- Measurements
Under “additional comments”:
- PDx
What does AML stand for when used in terms of abdominal ultrasound?
Angiomyolipoma
- Well defined
- Hyperechoic mass
- Homogenous
- Possible acoustic shadowing
- Located cortex of kidney most commonly, liver second most commonly
Angiomyolipoma
How can liver steatosis cause RUQ pain
Cause of pain:
- Liver enlargement, inflammation
- Puts pressure on surrounding structures
List the abdominal organs that can develop fatty infiltration
- Liver
- Pancreas
- Kidneys
- Spleen
List the THREE sonographic characteristics that are common to all organs that can have fatty infiltration disorder
- Increased echogenicity
- Ill-defined borders
- Enlargement
- Thickened odeamatous wall (>3mm)
- Calculi/sludge/fluid/pericholecystic fluid
- Distended / irregular lumen
- Murphy’s sign
Acute cholecystitis
List the THREE main sonographic characteristics that are used to identify chronic pancreatitis.
Chronic pancreatitis
When scanning the common bile duct, you notice a solid area within the lumen that has a homogenous texture and mid-level echoes with no posterior shadowing. Provide TWO differential diagnoses.
- Biliary sludge
- Cholangiocarcinoma
- Bile duct obstruction
When scanning the urinary bladder, you notice a highly echogenic focus with posterior shadowing, that moves freely around the bladder. After thoroughly assessing and imaging the bladder, where else would you need to check for similar foci in this patient?
- Kidneys
- Ureters
- Prostate
- Urethra
Name the TWO most commonly occurring primary renal malignancies.
- Renal cell carcinoma
- Transitional cell carcinoma
Name the two most common metastatic sites for TCC and RCC
- Lungs
- Bones
List the TWO most common abdominal organs that can be affected by portal hypertension.
- Liver
- Spleen
- Hyperechoic/increased echogenicity
- smooth / normal size
- Heterogenous echotexture
Focal steatosis of liver
Increased echogenicity
Hepatorenal contrast loss
Normal/smooth margins
Liver enlargement
Posterior attenuation
Diffuse steatosis of liver
What sonographic features are present with an inflammatory AAA that are not present in a normal AAA?
- Sonolucent halo
- Aneurysmal dilatation, thickened adventitia
- Hypoechoic surrounding fibrosis
- Sparing of posterior wall
Name the pathology
Abdominal aortic aneurysm (fusiform)
Name the pathology
Abdominal aortic aneurysm
Name the pathology
Abdominal aortic aneurysm
Name the pathology
Acute acalculous cholecystitis
- Thickened gb wall
- increased vasc
- pericholecystic fluid
- Calculus in Hartmann’s pouch or cystic duct
Acute cholecystitis
- Hepatomegaly
- Smooth, homogenous
- Increased portal venous flow
Acute hepatitis
Name the pathology
Acute pancreatitis
- Enlarged pancreas
- Heterogenous
- Peripancreatic fluid collections
Acute pancreatitis
- Hepatomegaly
- Decreased echogenicity
- Smooth liver surface
- Splenomegaly (possible)
- Enlarged LNs
Acute viral hepatitis
- Single/multiple
- Comet tail artefact
- Focal or diffuse thickening of GB wall
GB Adenomyomatosis
Name the pathology
Chronic cholecystitis
Name the pathology
Chronic hepatitis C
Name the pathology
Chronic pancreatitis
Chronic pancreatitis
Cirrhosis
Cirrhosis
Hepatic cystadenoma
Inflamed bladder wall
Symp:
Frequency, burning pain
Strong-smelling urine
Lower abdo pain
Haematuria/cloudy urine
Bladder cystitis
Dissection aneurysm
Emphysematous cystitis (bladder)
- Intraluminal gas (bright echoes along ant. wall)
- WES sign
- posterior shadowing
Emphysematous cholecystitis
- Intraluminal gas (bright echoes along ant. wall)
- WES sign
- posterior shadowing
Emphysematous cholecystitis
Fatty panc
Focal nodular hyperplasia
Focal nodular hyperplasia
- Thickened gb wall
- odematous ulcerations
- gallstones/fine gravel
Gangrenous cholecystitis
- Focal thickening, irregular wall (nodular or diffuse)
- Possible invasion into surrounding tissue
- Increased vascularity
- Hypoechoic mass in gb
GB adenocarcinoma
- Focal thickening, irregular wall (nodular or diffuse)
- Possible invasion into surrounding tissue
- Increased vascularity
- Hypoechoic mass in gb
GB adenocarcinoma
- Focal thickening, irregular wall (nodular or diffuse)
- Possible invasion into surrounding tissue
- Increased vascularity
- Hypoechoic mass in gb
GB adenocarcinoma
GB polyp
Inflammation of glomeruli
Can be acute or chronic
Usually bilateral
Caused by staphylococal infection or immunologic illness
Sono app:
Hyperechoic, enlarged kidneys
Cortical thinning
Heterogenous
Glomerulonephritis
Hepatic haemangioma
Hepatic haemangioma
Hepatocelluar carcinoma
Hepatocellular carcinoma
Hepatic abscess
Hepatic adenoma
Hepatic angiomyolipoma
Hepatic angiomyolipoma
Hepatic lymphoma
Hepatic lymphoma
Hepatoblastoma
Hydatid cyst
Hydatid cyst
Hydronephrosis (and grades)
Inflammatory aortic aneurysm
Inflammatory aortic aneurysm
Multicystic dysplastic kidney disease
Nephroblastoma (Wilm’s tumour)
Pancreatic adenocarcinoma
Pancreatic adenocarcinoma
Pancreatic neuroendocrine tumour
Pancreatic pseudocyst
Polycystic kidney disease
Polycystic liver cysts
Porcelain gb
- Bright echogenic echoes around region of gb
- sharp posterior shadowing
Porcelain gb
Portal vein hypertension
Pseudoaneurysm
Pseudoaneurysm
Sono appearance:
- Unilateral or bilateral
- focal or diffuse
- Echogenic wedge defect (partial)
- Loss of blood flow
- Enlarged, hypoechoic kidney
- Perinephric fluid collection
- Hypoechoic areas
Symptoms:
- Fever, nausea, frequency
- Pain in back/side/groin
Pyelonephritis
Sono appearance:
- Unilateral or bilateral
- focal or diffuse
- Echogenic wedge defect (partial)
- Loss of blood flow
- Enlarged, hypoechoic kidney
- Perinephric fluid collection
- Hypoechoic areas
Symptoms:
- Fever, nausea, frequency
- Pain in back/side/groin
Pyelonephritis
Sono app:
Echoes seen within pelvicalyceal system
Can sometimes look solid
Pus, debris, haemorrhage seen within dilated pelvicalyceal system
Pyeonephrosis
Pyeonephrosis
RA stenosis
RCC
RCC
Saccular aortic aneurysm
Simple cyst liver
Simple cyst panc
Well-defined echogenic lesion
Most common benign neoplasm of the spleen
Consists of vascular channels
Splenic haemangioma
Splenic infarct
TCC
TCC
Urachal cyst
Ureterocele
Vesicoureteric reflux
Bladder polyps
Bladder calculi
Squamous cell carcinoma
Splenunculus
Transitional cell carcinoma
Symp:
Haematuria
Sono app (inverted):
Macroscopic haematuria
Dysuria
Urinary bladder papilloma
Which liver segments
Segments 2 & 3 (left to right)
Which liver segments
Segments 7, 8 & 4a
Which liver segments
Lig ven separates seg 1 from lt lobe
Which liver segments
6, 7 & 8
Hepatic vein between 6 & 7
Hepatic vein between 7 & 8
Which liver segments
5 & 8
Which liver segments
4a, 4b, 2 & 3
Which liver segments
Centrally left PV,
seg 2 adjacent & 3 anteriorly
Lig ven post. to seg 2, separates segment 1
Seg. 4b lateral to left PV
Which liver segments
MHV & LHV centrally
Seg 8, 4a, 2
Which liver segments
RPV & LPV centrally
7, 8, 4a anteriorly
6, 5, 4b posteriorly
The extension of the pancreas that lies posterior to the superior mesenteric vein is the
Uncinate process
List the neoplasms that appear as finger like growths into the bladder (5)
- Transitional cell carcinoma
- Bladder polyps
- Papilloma
- Inverted papilloma
- Adenocarcinoma
Describe two ways you would differentiate a clot in the bladder from a neoplasm
Colour doppler:
- neoplasms = vascular
- Clot = avascular
Echogenicity/structure:
- Neoplasms = irregular, hetero, echogenic
Clot = homo, echogenic, uniform texture
The adult liver is considered to be enlarged after the AP diameter exceeds what measurement?
> 15 cm AP
Name the two (2) types of ascites.
Transudative ascites
Exudative ascites
A decrease in haematocrit is consistent with the developement of what abdominal wall pathology?
Abdominal wall haematoma
A 46 year old female patient presents to the ultrasound department, complaining of right flank pain and dysuria. Upon ultrasound investigation a generalised swelling of the kidney is demonstrated and the medullary pyramids appear well defined. This is most suspicious of which pathology?
Acute pyelonephritis
What is the most common location for a splenunculus?
Near the hilum of the spleen, peritoneal cavity or near pancreatic tail
What seperates the intrahepatic right lobe from the left lobe?
Porta hepatis
Is severe sound attenuation associated with cholangitis or chronic cirrhosis?
Chronic cirrhosis
What is the name given to the sensitivity test of the gallbladder where probe pressure is applied and causes a pain response?
Murphy’s sign
Define Mirizzi syndrome.
Condition caused by obstruction of CBD or CHD by impacted gallstone(s)
Define the term Lipoma.
Benign tumour of fatty tissue
Sono apperance:
- Calculi (large or small)
- Posterior shadowing
- Distended gallbladder
Symptoms:
- pain with fatty meal
- + murphy sign
Cholelithiasis
- IHD dilation
- Normal CBD dize
- Large stone in neck of gb or cystic duct
Mirizzi syndrome
Sono app:
- Dilated bile ducts
- Intraluminal debris
- Thickened walls of bile ducts
- Hyperechoic sludge/debris in bile ducts
Cholangitis
- Irregular thickening of bile ducts
- Presences of mass within/adjacent to bile duct
Cholangiocarcinoma
- Saccular/fusiofrm
- Normal liver tissue between cysts
- Cystic dilatations of intrahepatic bile ducts
Caroli’s disease
Which BOSNIAK Grading:
- Simple
- Thin walls, anechoic
- Post. enhancement
- Avascular
- No septae
- Round
Grade 1, approx 0% malignancy
- Thick wall
- thick vascular septations
- solid vascular nodule
- posterior enhancement
Grade 3, approx 50% malig.
- Multiple thick septa
- macrocalcifications
Grade 2F, approx 5% malig.
- Solid mass w/cystic spaces
- hypervascular
- irregular border
- invasive
Grade 4, approx 100% malig.
- Thin septae
- possibly microcalcifications
Grade 2, approx 0% malig.
Panc bio markers:
Elevated levels of this indicate acute pancreatitis or pancreatic pseudocyst
Serum amylase
Panc bio markes:
Increased levels indicative of pancreatitis, obstruction of panc duct, panc carincoma
Serum lipase
Panc bio markers:
- Increased levels indicate severe diabetes mellitus, NIDDM, overactivity of several endocrine glands.
- Decreased levels indicates tumours of islets of Langerhans in the pancreas
Glucose
Increased for longer period of time indicative of acute pancreatitis
Urine amylase