Abdominal Sonography Overview Flashcards
___: a condition in which the red blood cell count or the hemoglobin is decreased
anemia
___: drug therapy in which anticoagulant medications are given to a patient to slow the rate at which the patient’s blood clots
anticoagulation therapy
___: a collection of abdominal fluid within the peritoneal cavity
ascites
___: the cells in the adrenal medulla that secrete epinephrine and norepinephrine
chromaffin cells
___: the information gathered by obtaining a clinical history
clinical findings
___: patient’s signs and symptoms, pertinent illnesses, past surgeries, laboratory findings, and the results of other diagnostic testing
clinical history
___: disorders that result from the body’s inability to coagulate or form blood clots also referred to as bleeding disorders
coagulopathies
___: an imaging modality that uses X-ray to obtain cross-sectional images of the body in multiple planes; also referred to as CT or CAT scan
computed tomography
___: a sonographic technique employed to evaluate a mass based on its stiffness, ultimately providing a prediction as to whether a mass is more likely malignant or benign
elastography
___: a means of looking inside of the human body using an endoscope
endoscopy
___: a collection of abdominal fluid within the peritoneal cavity that may be associated with cancer
exudate ascites
___: a distinctive line seen within a cyst representing the layering of two different fluid densities
fluid-fluid level
___: hormone produced by the stomach lining that is used to regulate the release of digestive acid
gastrin
___: a laboratory value that indicates the amount of red blood cells in the blood
hematocrit
___: the body’s ability or tendency to maintain internal equilibrium by adjusting its physiologic processes
homeostasis
___: a condition that results from the overproduction of thyroid hormones
hyperthyroidism
___: a condition that results from the underproduction of thyroid hormones
hypothyroidism
___: something located within the lumen or opening of an organ or structure
intraluminal
___: located within the parietal peritoneum
intraperitoneal
___: cancer that causes lesions to develop on the skin and
other places; often associated with AIDS
Kaposi sarcoma
___: an elevated white blood cell count
leukocytosis
___: disease or enlargement of the lymph nodes
lymphadenopathy
___: build-up of lymph that is most likely caused by the obstruction of lymph drainage
lymphedema
___: he displacement or alteration of normal anatomy that is located adjacent to a tumor
mass effect
___: the space between the liver and the right kidney; also referred to as the posterior right subhepatic space
Morrison pouch
___: having many cavities
multiloculated
___: small solid internal projections of tissue originating from
the wall of cyst
mural nodules
___: hospital-acquired infections
nosocomial infections
___: a diagnostic imaging modality that utilizes the administration of radionuclides into the human body for an analysis of the function of organs or for the treatment of various abnormalities
nuclear medicine
___: large cells of glandular origin
oncocytes
___: a procedure that uses a needle to drain fluid from the
abdominal cavity for diagnostic and/or therapeutic reasons
paracentesis
___: the portion of the peritoneum that lines the abdominal and pelvic cavities
parietal peritoneum
___: endocrine gland located in the brain that secretes melatonin
pineal gland
___: a diagnostic imaging modality that uses ionizing radiation for
imaging bones, joints, organs, and some other soft tissue structures
radiography
___: posterior to the peritoneum
retroperitoneal
___: fluid that is secreted by the serous membranes to reduce friction in the peritoneal and other cavities of the body
serosal fluid
___: an objective evidence of a disease such as abnormal laboratory findings and fever
signs
___: information gathered by performing a sonographic examination
sonographic findings
___: the space between the urinary bladder and the pubic bone; also referred to as the retropubic space
space of Retzius
___: a gel pad that is used to provide some distance between the transducer face and the skin surface, allowing superficial structures to be imaged more clearly
standoff pad
___: any subjective evidence of a disease such as nausea, weakness, or numbness
symptoms
___: a procedure that uses a needle to drain fluid from the pleural cavity for either diagnostic or therapeutic reasons
thoracentesis
___: gland of the immune and lymphatic system located in the chest
thymus gland
___: a collection of abdominal fluid within the peritoneal cavity often associated with cirrhosis
transudate ascites
___: substances produced by cancer cells or organs in response to cancer
tumor markers
___: having a single cavity
unilocular
___: the portion of the peritoneum that is closely applied
to each organ
visceral peritoneum
___: a radiographic examination used to evaluate the lower urinary tract, where a contrast agent is instilled into the urinary bladder by means of urethral catheterization
voiding cystourethrogram
___: a congenital disorder that causes a person to retain excess copper
Wilson disease
___: the practices used to render an object or area free of pathogenic microorganisms
medical asepsis
___: fluid around the heart
pericardial effusion
___: fluid around the lungs
pleural effusion
___: a build up of lymphatic fluid
lymphedema
___: enlargement of a lymph node
lymphadenopathy
___: an abnormal collection of abdominal fluid
ascites
___: malignant form of ascites
exudate ascites
___: benign form of ascites
transudate ascites
normal echogenecity of the abdominal organs from greatest to darkest
renal sinus, pancreas, spleen, liver, renal cortex, renal pyramids, gallbladder
___: without echoes
anechoic
___: having both cystic and solid components
complex
___: a structure that produces echoes
echogenic
___: of different composition
heterogeneous
___: of uniform composition
homogenous
___: having many echoes
hyperechoic
___: having few echoes
hypoechoic
___: the the same echogenecity
isoechoic
how do anechoic structures appear on ultrasound
black
how do hyperechoic structures appear on ultrasound
brighter grey, white
how do hypoechoic structures appear on ultrasound
darker grey
simple cyst criteria
STAR
- simple
- through transmission
- anechoic
- round
what is one of the most common nosocomial infections in the hospital
UTI
alanine aminotransferase would be increased with what diseases?
- biliary tree disease
- pancreatic disease
- hepatic disease
albumin would be decreased with what?
liver damage
alkaline phosphate would be increased with what?
- biliary obstruction
- liver cancer
- pancreatic disease
- gallstones
alkaline phosphate would be decreased with what disease
-willson disease
aspirate aminotransferase would be increased with what
- liver damage
- pancreatic disease
bilirubin would be increased with what
- liver disease
- biliary obstruction
- other systemic disorders and syndromes
glutamyl transferase is increased with what
- liver disease
- biliary obstruction
PTT would increase with what
- liver disease
- hereditary coagulopathies
- anticoagulation therapy
PTT would be decreased with what
-vitamin K deficiency
PT would be increased with what
- liver disease
- bleeding abnormalities
- anticoagulation therapy
urobilirubin would be increased with what things
- liver disease
- biliary obstruction
calcitonin would be increased with what things
- thyroid cancer
- lung cancer
- anemia
TSH is increased with what
hypothyroidism
TSH is decreased with what
hyperthyroidism
T3 and T4 are increased with what
hyperthyroidism
T3 and T4 are decreased with what
hypothyroidism
BUN is increased with what
- renal disease
- renal obstruction
- dehydration
- GI bleeding
- CHF
creatinine would be increased with what
- renal damage
- renal infection
- renal obstruction
amylase will be increased with what
- pancreatic disorders
- gallbladder disease
- biliary or pancreatic obstruction
lipase will be increased with what
- pancreatic disorders
- gallbladder disease
- biliary or pancreatic obstruction
serum calcium would be increased with what
-parathyroid abnormalities
PSA would be increased with what
prostate abnormalities
hematocrit is decreased with what
hemorrhage
WBC is increased with what
-inflammatory disease and infection
normal adios body temperature should be ___
98.6
normal adult pulse should be ____
60-100 bpm
normal adult blood pressure should be ____
< 120/80
normal adult respiration should be ___
12-20 breaths/ min
sonographic images are typically recorded and stores in ___
PACS
what does PACS stand for
picture archiving and communication system
higher frequency transducers are used for what type of exams
- thyroid
- scrotum
- MSK
lower frequency transducers are used for what exam
abdominal
higher frequency transducers = __ resolution and __ penetration
high freq= increased res, decreased pen
lower frequency transducers = __ resolution and __ penetration
low freq= decreased res, increased pen
anisotropy artifact is seen when scanning what
tendons
___: artifact that occurs when the sound beam strikes a structure in a non perpendicular manner resulting in a loss of the true echogenecity of the structure
anistropy
___: artifact that is caused by several small highly reflective interfaces
comet tail
comet tail artifact is seen when?
adenomyomatosis of the gallbladder
___: artifact that is caused by air or bowel gas
dirty shadowing
when is dirty shadowing seen
posterior to mass within an abscess
___: artifact that is seen deep to the margins of a round structure that have significantly different speeds of sound compared to surrounding tissue
edge shadowing
what is the other name for edge showing
refractive shadowing
when is edge shadowing artifact seen
appears are lines originating at the edge of cystic structures
when is mirror image artifact seen
posterior to liver and diaphragm
___: artifact that is caused by strong specular reflector and results in a copy of the anatomy places deeper than the current location
mirror image
___: artifact that is caused by the sound bean is barley attenuated through fluid filled structure
posterior enhancement
what are the other names for posterior enhancement
- through transmission
- acoustic enhancement
when is posterior enhancement seen
posterior to cystic structures
when is refract/ion artifact seen
when imaging through the rectus muscle of the abdominal wall
___: artifact that is caused by the bending of the sound beam when it passes though an interface between two tissues with vastly dissimilar speeds of sound and the angle of approach is not perpendicular
refraction
when is reverberation artifact seen
seen as an echogenic region In the anterior aspect of the gallbladder or other fluid filled structures
___: artifact that is caused by large acoustic interface and subsequent production of false echoes
reverberation artifact
when’s ring down artifact seen
gas bubbles within the abdomen; will appear as a solid streak or a chain of parallel bands radiating away from the structure
___: artifact that is caused by attenuation of the sound beam
shadowing
when is shadowing seen
posterior to bone and or calculi
___: artifact that is caused by sound beams that are peripheral to the main sound beam
side lobe artifact
when are side lobe artifact seen
seen as low level echoes within fluid mimicking sludge, debris or pus within a fluid filled structure like the gallbladder
___: artifact that is caused by compression from 3d to 2d images
slice thickness artifact
when is slice thickness seen
in the bladder
the cardiovascular system has both ___ and ___ function
pulmonary and systemic function
the pulmonary circulation of the cardiovascular system provides blood to the ___
lungs
the systemic circulation of the cardiovascular system provides blood to the ___
rest of the body
blood returning from the heart from the system circulation is via the ___
SVC and IVC
the SVC and IVC empty into which chamber of the heart?
right atrium
recognizing an enlargement of the IVC during an abdominal sonogram can be indicative of what
right sides heart failure
what is the typical pattern of blood flow from artery to vein
arterioles- capillaries- venule- vein
what organs are apart of the endocrine system
- thyroid
- parathyroid
- adrenal
- testicles
endocrine glands release their hormones directly into ____
the bloodstream
exocrine glands release their enzymes through ___
ducts
which organs have both endocrine and exocrine functions
- pancreas
- testicles
what is the pancreatic endocrine function
produce the hormones insulin, glycogen and somatostatin
what is the exocrine function of the pancreas
produce digestive enzymes amylase, lipase, sodium bicarbonate and others
what is the endocrine function of the testicles
produce testosterone
what is the exocrine function of the testicle
produce and transport sperm
if you are getting an absent Color Doppler signal what are some things you can do to help fix it?
- decrease prf (scale)
- turn up special gain
- decrease wall filter
- open sample gate
___: doppler artifact that occurs when the sampling rate is not high enough to accurately display the doppler frequency shift
aliasing
if aliasing occurs what are some ways to fix it
- increase PRF
- adjust baseline
- increase the angle of intonation to decrease doppler shift
___: doppler artifact that occurs from inappropriately high doppler settings
doppler noise
when you see doppler noise artifact what can you do to fix it
reduce color gain setting or adjust wall filter
___: doppler artifact that occurs behind strong granular and irregular surfaces like calculi or calcifications
twinkle artifact
which body system supplies the body with oxygen, nutrients, hormones and WBCs and removes waste and toxins by pumping and transferring blood
cardiovascular system
which body system provides metabolism, nutrient uptake, energy storage and the excretion of waste
digestive system
which body system secretes hormones into the blood to control many different body functions
endocrine system
which body system secretes hormones or juices through ducts
exocrine
which organs make up the cardiovascular system
- arteries
- capillaries
- heart
- veins
what organs make up the digestive system
- liver
- gallbladder
- pancreas
- esophagus
- mouth
- stomach
- small and large bowel
which organs make up the endocrine system
- adrenals
- liver
- ovaries
- pancreas
- parathyroid
- pineal gland
- pituitary gland
- testicles
- thyroid
what organs make up the exocrine gland
- breast
- pancreas
- salivary gland
- liver
which body system collects and transports excess fluid, absorption of fats and immune response
lymphatic
what organs make up the lymphatic system
- adenoids
- bone marrow
- lymph nodes
- spleen
- thymus gland
- tonsils
which body system provides the structural support system for the body
musculoskeletal
what organs make up MSK system
- cartilage
- connective tissue
- joints
- ligaments
- muscles
- tendons
what organs make up the nervous system
- brain
- spinal cord
- nerves
which body system controls almost every organ system and structure in the body
nervous
which body system supples the body with oxygen and removes carbon dioxide form the blood
respiratory
what organs make up the respiratory system
- bronchus
- larynx
- lungs
- nasal cavity
- pharynx
- trachea
which body system is responsible for production of new live
reproductive
what organs make up the reproductive system in men
- epididymis
- prostate
- scrotum
- testes
- vas deferens
what organs make up the reproductive system in women
- fallopian tubes
- ovaries
- uterus
- vagina
which body system maintains chemical and water balance, regulate blood pressure and filter waste products from the blood
urinary
what organs make up the urinary system
- kidneys
- ureters
- urethra
- bladder
what is the largest mass of lymphatic tissue
spleen
the double lining of the abdominal cavity is the ____
peritoneum
the peritoneum consists of two layers what are they
parietal and visceral
the greater sac extends from ___ to ___
diaphragm to pelvis
the lesser sac is located where
posterior to stomach
which layer or peritoneum directly overs each organ
visceral
___: abnormal collection of abdominal fluid
ascites
___: malignant form of ascites
exudate ascites
___: benign form of ascites
transudate ascites
___: tumors that displace adjacent anatomy
mass effect
list the retroperitoneal organs
- abdominal lymph nodes
- adrenal glands
- aorta
- ascending and descending colon
- duodenum
- IVC
- kidneys
- pancreas
- prostate
- ureters
- bladder
- uterus
list the intraperitoneal organs
- gallbladder
- liver (except bare area)
- ovaries
- spleen (except bare area)
- stomach
what space is located inferior to the diaphragm
subphrenic space
what space is located between the right lobe of the liver and the right kidney
morrison pouch
what is the space that is located between the left lobe of the liver and the stomach
subhepatic space
what is the space between the pubic bone and the urinary bladder
retropubic space
what is the other name for the retropubic space
space of retzius
what is the space between the stomach and the pancreas
lesser sac
where is a common location for pancreatic pseudocysts
lesser sac
what are the spaces that extend alongside the ascending and descending colon on both sides of the abdomen
parabolic gutters
what is the space between the bladder and rectum in men
posterior cul de sac
what is the posterior cul de sac in men also called
rectovesicle pouch
what is the space between the uterus and rectum in women
posterior cul de sac
what is the other name for posterior cul de sac inn women
rectouterine pouch
what is the space between the bladder and the uterus
anterior cul de sac
what is the other name for the anterior cul de sac
vesicouterine pouch
what are some common pathologies that are associated with ascites
- acute cholecystitis
- cirrhosis
- CHF
- ectopic pregnancy
- malignancy
- portal hypertension
- ruptures aortic aneurysm
___: something that can be observed by others
sign
is sign is ___
objective
___: something felt by the person themselves
symptom
a symptom is ___
subjective
___: a group of clinically observable findings that exist together and allow for classification
syndrome
___: the result of the incorrect functioning of an organ or body system
disease
what artifact is seen here

anistropy
what artifact is seen here in the gallbladder

comet tail artifact
what artifact is shown here

dirty shadowing
what artifact is shown in this image

edge shadowing
what artifact is shown here

mirror image
what artifact is shown here

posterior enhancemnt
what artifact is shown here

refraction
what artifact is shown here

reverberation
what artifact is shown here

ring down artifact
what artifact is shown here

shadowing
what artifact is shown here

side lobes artifact
what artifact is shown here

slice thickness
what artifcat is seen here and what is it showing

twinkle artifact and showing a renal stone
in what space is this fluid located

morrison pouch or right subhepatic space
what space is this fluid located in

posterior cul de sac