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Exam 2
U/S finding
52
Medical
Undergraduate 1
03/04/2011

Additional Medical Flashcards

 


 

Cards

Term
duplication cyst
Definition
anechoic cyst in stomach
Term
gastric bezoar
Definition
intraluminal, mobile, complex mass with a leading edge hyperechoic strip on a fasting patient
Term
polyp
Definition
fluid distention appears as a solid mass adhered to gastic wall
Term
leiomyoma
Definition
hypoechoic mass contiguous with muscle layer of stomach
Term
gastric carcinoma
Definition
target or pheudokidney sign
Term
lymphoma
Definition
large and poorly echogenic mass, thickening of gastric wall and spokewheel pattern with the mass
Term
leiomyosarcoma
Definition
target-shaped lesion with possible central necrosis due to large size
Term
obstruction and/or dilation
Definition
echo-free tube
Term
acute appendicitis
Definition
appendix wall >2mm thick with target shape in transverse
Term
mucocele
Definition
variable: anechoic, hypoechoic, complex
Term
crohn's disease
Definition
target sign, increased wall thickness, sluggish or absent peristalsis, symmetrically swollen bowel
Term
acute pancreatitis
Definition
enlarged gland that is less echogenic than liver parenchyma
Term
hemorrhagic pancreatitis
Definition
depends on hemorrhage age, mass in gland area
Term
phlegmonous pancreatitis
Definition
tissue that appears hypoechoic with good through transmission, involved in lesser sac, left anterior pararenal space, transverse mesocolon
Term
pancreatic abscess
Definition
hypoechoic mass with smooth or irregular thick walls which may be echo-free to echodense
Term
chronic pancreatitis
Definition
increased echogenicity of gland, irregular borders, gland is small and fibrotic, dilated gland duct due to obstruction
Term
pancreatic pseudocyst
Definition
well-defined mass, increased through transmittion, sonolucent, round/oval, echo-free interior
Term
cystadenoma
Definition
thick walled cyst, mimic pseudocyst in appearance
Term
cystadenocarcinoma
Definition
irregular, lobulated cystic tumor, thick cellular walls
Term
adenocarcinoma
Definition
loss of normal parenchyma texture, enlargement of area, hypoechoic to liver, hypoechoic mass with irregular borders
Term
islet cell tumors
Definition
small mass, benign or malignant
Term
pancreatic lymphoma
Definition
hypoechoic mass of gland
Term
simple renal cyst
Definition
round/oval, anechoic, thin well-defined walls, tadpole sign, usually in cortex
Term
parapelvic cyst
Definition
well-defined mass with no internal septations, found in renal hilum or renal sinus
Term
von Hippel-Lindau disease
Definition
bilateral cyst and masses, multiple body areas affected, hyperplastic linings of cysts
Term
tuberous sclerosis
Definition
multiple cyst or angiomyolipomas, multiple organs affected, may become large
Term
APKD
Definition
bilateral enlarged organ with multiple cyst of varied size
Term
multicystic dyspastic kidney
Definition
enlarged glands with one containing cyst of varying sizes in neonates and infants. In adults the glands may appear small and calcified
Term
RCC
Definition
cystic or complex parenchymal mass, usually not echogenic, renal vein or IVC thrombosis, irregular boarders, hypervascular
Term
TCC
Definition
solid, low-echo mass in renal pelvis
Term
renal lymphoma
Definition
hypoechoic mass, may be bilateral, enlarged gland
Term
metastases
Definition
from other organs, tumors with variable apperance
Term
wilm's tumor
Definition
unilateral, variable apperance that spreads beyond gland capsule in vascular channels. solid mass
Term
oncocytoma
Definition
well-defined mass with spoke wheel pattern of enhancement with a central scar
Term
angiomyolipmas
Definition
solitary, hyperechoic mass, composed of mainly fat cells
Term
acute glomerulonephritis
Definition
increased gland parenchymal echoes, nephrotic syndrome
Term
lupus nephritis
Definition
increased cortical echogenicity and atrophy
Term
AIDS of kidneys
Definition
increased echogenicity of parenchyma, normal/increased size of organ
Term
hypertensive nephropathy
Definition
small, smooth borders, azotemia due to uncontrolled hypertension
Term
acute renal failure
Definition
hydronephrosis, enlarged hypoechoic kidney, renal artery stenosis
Term
acute tubular necrosis
Definition
bilaterally enlarged kidney with hyperechoic pyramids
Term
chronic renal failure
Definition
small bilateral shrunken echogenic kidney
Term
hydronephrosis
Definition
fluid-filled areas that conform anatomically to the infundibula, calyces, and renal pelvis. characterized in three grades
Term
pyonephrosis
Definition
low level echoes with fluid debris
Term
renal infarction
Definition
triangular shaped mass along the peripheral border of kidney
Term
obstructive nephropathy
Definition
identified by presence of hydronephrosis
Term
graft rupture
Definition
gross distortion of graft with associated hematoma or hemorrhage
Term
kidney stones
Definition
echogenic stones that should shadow, possible dilatation proximal to obstruction
Term
bladder diverticulum
Definition
herniation of bladder wall, outpouch of wall
Term
cystitis
Definition
bladder inflammation, advancing disease of thickening bladder wall
Term
bladder tumor
Definition
95 % are TCC, focal thickening of bladder wall or leasion protruding into lumen of bladder
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