partial study guide for diffuse liver quiz

fatty liver is also known as

steatosis

fatty liver is

Fat(triglycerides) in liver cells

– significant hepatocellular injury

– impaired metabolism of fat

– excessive metabolism of deposited fat

common causes of fatty liver

obesity, alcoholic liver disease, diabetes, hepatitis, steroids

fatty liver sonographic findings

-increased echogenicity

-decreased penetration

types of fatty liver:

-Fatty infiltration-common at porta hepatis(triad)

-Focal fatty sparing-focal regions within normal parenchyma, common near GB

when should focal sparing be suspected. where are the most common locations?

in patients who have “mass-like” hypoechoic areas in typical locations in a liver that is otherwise increased in echogenicity.

-anterior to the gallbladder or the portal vein and the periportal region of the medial segment of the left lobe of the liver.

whats an autosomal recessive genetic disorder? most common type?

missing enzyme to break down glycogen in liver.

von gierke’s

hepatitus is?

Inflammatory, infectious disease of the liver; Result from infectious or noninfectious agents(medication, toxins

most common cause of hepatitis

viral infections

hep a

fecal/oral

hep b

blood/body fluids. greatest risk to healthcare workers

hep c

blood/body fluids, most common reason for liver transplant (drug use)

symptoms of hepatitis

flu, GI symptoms, fatigue, jaundice, abnormal LFTs

acute hepatitis?

liver size? echogenicity?

starry night

hepatomegaly. decreased echogenicity

chronic hepatitis

size? echogenicity?

small liver, increased echogenicity, course.

whats cirrhosis

Diffuse process of fibrosis and distortion of normal liver architecture

cirrhosis is a _____ degenerative disease. hepatic lobes are covered with ____ tissue.

chronic, fibrous

MICROnodular most common cause

alcohol abuse

MACROnodular most common cause

hep c

cirrhosis common causes

HEP C! alcoholism, non-alcoholic fatty liver disease, wilson’s disease, rt. sided heart failure.

cirrhosis sono findings

increased echogenicity

increased attenuation

decreased vascular markings

ascites

nodularity

portal hypertension

enlarged caudate

what is HEMOCHROMATOSIS

Rare iron metabolism disease—excess iron deposits throughout body

HEMOCHROMATOSIS treatment

blood letting

HEMOCHROMATOSIS sono findings

hepatomegaly, cirrhotic changes, increased echogenicity