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Liver
Disease
Alcoholic Liver Disease
Viral Liver Disease
Chronic Liver Disease and/or Cirrhosis
Patients who suffer from chronic liver disease may develop cirrhosis
after years of disease. Cirrhosis of the liver is a serious condition
characterized by severe scarring. Not everyone with hepatitis or
liver disease develops cirrhosis. If your doctor has told you that
you have chronic liver disease and/or cirrhosis, there are important
precautions that you should take to prevent further damage to your
liver.
Can I drink alcohol?
No, you should not drink alcohol. Alcohol damages liver cells. A
healthy liver is able to replace most liver cells that are injured
by alcohol. However, in individuals with cirrhosis, the liver is
unable to replace the damaged liver cells. Drinking any alcohol,
not just hard liquor, but also beer or wine will speed up the process
of liver destruction and may counteract any treatments prescribed
by your doctor.
Is it safe to take acetaminophen (Tylenol®)?
It is generally safe to take acetaminophen in the amount specified
in the labeling. Acetaminophen is the main ingredient in Tylenol
®, but it is also found in many non-prescription products for
headaches, the flu, sinus problems, arthritis or general aches and
pains. In 1993, an FDA Advisory Committee recommended that all over-the-counter
pain relievers contain an alcohol warning. Tylenol and some other
pain relievers have included such an alcohol warning on their labeling.
But, to date, not all over-the-counter pain relief products have
complied with the FDA recommendation. There have been some reports
that chronic heavy alcohol users may be at increased risk of liver
toxicity from excessive acetaminophen use. Individuals who have
been diagnosed with liver conditions will want to consult with their
physician for advice on when and how to take pain relievers and
should not exceed recommended doses of acetaminophen or any other
pain reliever, especially if they are consuming alcohol. Pay particular
attention to products labeled "aspirin-free"; because
some prescription medications also contain acetaminophen, so be
sure to ask your doctor about use of pain relievers.
Some Acetaminophen Containing Medicines:
Tylenol ® 325 mg/tablet
Tylenol Extra Strength ® 500 mg/tablet
Tylenol Adult Liquid ® 500 mg/tablespoon
Tylenol Extended Relief ® 650 mg/tablet Aspirin Free Excedrin
® 500 mg/tablet
Excedrin Extra-Strength ® 250 mg/tablet
Excedrin P.M. ® 500 mg/tablet
Midrin ® 325 mg/capsule
Actifed Cold & Sinus ® 500 mg/tablet
Sinutab Sinus Allergy ® 500 mg/tablet
Sudafed Cold & Cough
® 500 mg/tablet
What other medications should I avoid?
You may need to avoid iron supplements. Too much iron can damage
liver cells or aggravate liver damage caused by some viruses. Most
adults do not need to take iron supplements unless there is a history
of obvious blood loss or a known deficiency of iron. Unless your
doctor prescribes iron supplements for you, do not take any iron
supplements or even multivitamins that contain iron.
What foods should I avoid?
Sewage runoff can infect edible sea organisms (clams, oysters, crustaceans
and fish) with both bacteria and viruses. Contamination of seafood
may be undetectable by smell or taste. Clams and oysters are especially
susceptible to sewage contamination and should never be eaten raw.
Vibrio vulnificus is a bacteria that is found in contaminated oysters
and other seafood. In healthy people, it rarely causes serious infection,
but in individuals with cirrhosis it can cause death in 48 to 72
hours.
Hepatitis A is a virus that can be found in clams and oysters. Infection
with hepatitis A can cause even healthy persons to become very sick.
Individuals with cirrhosis are especially vulnerable to a life-threatening
infection caused by this virus.
If you have open sores on your skin, you should avoid exposure to
sea water during the warm summer months. Harmful organisms can enter
the blood stream through these sores and cause serious infection.
Are vaccines important?
Yes. Ask your doctor if you would benefit from one or more of the
following vaccines:
Hepatitis A Vaccine:
Used to prevent hepatitis A, which can be severe in individuals
with cirrhosis. It consists of a series of two injections given
six months apart.
Hepatitis B Vaccine:
Used to prevent hepatitis B, another type of viral hepatitis. It
consists of a series of three injections. The second and third injections
are given one and six months after the initial injection.
Pneumococcal Vaccine:
Used to prevent a kind of pneumonia caused by a bacteria called
Streptococcus pneumoniae. It consists of only one injection, and
should be repeated in five years.
Flu Shot:
Used to prevent influenza, a cause of severe upper respiratory infection
and pneumonia. It is a single injection given yearly, usually in
the Fall, just prior to the flu season.
Are there any natural herbs that can heal
my liver?
Many causes of cirrhosis do not have any treatment available. For
this reason, many individuals resort to the use of "health
foods" and "natural herbs or supplements" to improve
the liver. There is no scientific proof that any of these products
are of benefit to the liver. Most of them are safe, but liver damage
caused by herbal products has been reported. There are several herbal
remedies that are known to cause liver damage. Be sure to tell your
doctor before you begin any herbal products so that he or she may
better monitor your condition.
Remember, take care of yourself. Although cirrhosis is a serious
condition, you may live many years without problems. Try to eat
a well-balanced diet and exercise regularly. The more active you
become in taking care of yourself and obtaining regular follow-up
with your doctor, the more likely you will be one of the many individuals
that do well for many years.
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Alcoholic Liver Disease
Alcoholism is a common problem with an estimated 17 to 20 million
Americans suffering from alcoholism. Men are more commonly afflicted
than women. Young men with a family history of alcoholism and difficulties
with inter-personal relations are at the greatest risk for alcoholism.
Specific biologic markers for the risk to develop alcoholism have
not been identified.
Does alcoholism cause liver disease?
Most people who consume alcohol do not suffer clinically significant
damage to the liver. However, chronic excessive consumption of alcohol
can cause a variety of liver problems including excess fat in the
liver (fatty liver), alcoholic hepatitis (inflammation in the liver)
and cirrhosis (permanent scarring of the liver).
Alcoholic hepatitis and alcoholic cirrhosis develop in approximately
15-20 percent of chronic alcoholics. This means that roughly one
out of five people with heavy alcohol consumption will develop the
devastating health problem of liver cirrhosis. These patients may
die from liver failure, caused by gastrointestinal hemorrhage, infection,
or failure of the kidneys. A liver transplant is only offered to
those who abstain from alcohol intake for several months.
Why some people who drink alcohol get liver disease and others do
not is not fully understood, but there is some research suggesting
a possible genetic connection. Some people are genetically more
susceptible to the effects of alcohol than others. Unfortunately,
there is not yet a laboratory test to identify who is at highest
risk for alcoholic related liver disease.
In the United States, cirrhosis is among the 7 leading causes of
death. The most common cause of cirrhosis is alcohol abuse. In addition,
excess alcohol consumption increases the risk of pancreatitis (inflammation
of the pancreas), cardiomyopathy (damage to the heart muscle), trauma
(accidents occurring due to drunkenness), and the development of
fetal alcohol syndrome (damage to the unborn child from excess alcohol
during pregnancy).
How much alcohol must I drink to damage my
liver?
The amount of alcohol consumed before liver damage occurs is extremely
variable. Some people are exquisitely sensitive to the effects of
alcohol, while others are seemingly invulnerable to its harmful
effects. In general the greater the amount and the longer the duration
of alcohol consumption the more likely that injury to the liver
will occur. Women are more susceptible to the damaging effects of
alcohol than men.
Daily consumption of one pint of wine, or three 12 ounce beers or
4 ounces of distilled spirits (vodka, whiskey) is about 20-40 grams
of alcohol and will result in liver damage over time in most women.
A man drinking 80 grams of alcohol daily will, on average, develop
cirrhosis of the liver in 10 years. A woman drinking 80 grams daily
of alcohol will develop cirrhosis in 5 years.
Why are women more susceptible to alcohol
than men?
The answer to this question is not known. When the amount of alcohol
consumed by men and women is adjusted for differences in body size,
women still appear to be at greater risk of liver damage at lower
quantities of alcohol. Women have lower levels of an enzyme known
as alcohol dehydrogenase, found in the stomach lining. This enzyme
breaks down alcohol before it is absorbed and decreases the concentration
of alcohol that reaches the blood stream. This may also explain
why some women feel the effects of alcohol at a smaller amount of
alcohol when compared to men. The important message is, "liver
damage occurs in women with consumption of lesser amounts of alcohol."
What kinds of liver disease are caused by
excess alcohol ingestion?
Fatty Liver
This condition can occur with significant intake of alcohol, even
in individuals who are not alcoholics. In fatty liver, large fat
droplets accumulate in the liver, leading to enlargement. A blood
test can identify early damage to the liver. When alcohol consumption
is stopped, the fat in the liver will disappear and the liver should
completely heal.
Alcoholic Hepatitis
This is a serious condition where the liver has been severely damaged
by the effects of alcohol. The illness is characterized by weakness,
fever, loss of appetite, nausea, vomiting and pain over the liver.
The liver is often inflamed causing many individual liver cells
to die. Unlike fatty liver, alcoholic hepatitis often heals with
permanent scarring called fibrosis. The right sided stomach pain
is often hard to distinguish from other conditions such as a gallbladder
attack. Your doctor may need to order special blood tests and x-rays
to diagnose the condition. Alcoholic hepatitis can be life-threatening
and require hospitalization. Recovery from alcoholic hepatitis is
common, but the fibrosis or scarring of the liver is irreversible.
Alcohol-Induced Cirrhosis
This is the final stage of damage to the liver from alcohol. Cirrhosis
is a permanent irreversible form of liver damage. The fibrosis or
scarring of the liver seen in cirrhosis leads to obstruction of
blood flow through the liver. This prevents the liver from performing
its critical functions of purifying the blood and nutrients absorbed
from the intestines. The end result is liver failure. Some signs
of liver failure include accumulation of fluid in the abdomen (ascites),
malnutrition, confusion (encephalopathy) and bleeding from the intestines.
Some of these conditions can be managed by diet, medicines and special
procedures, but the spontaneous recovery of the liver to normal
and return of good health is rare.
Cirrhosis is the seventh leading cause of death in the United States.
Although alcohol is the cause of over half of the cases of cirrhosis
in the United States, not all cases of cirrhosis are due to alcoholism.
Some are caused by genetic disorders, such as hemochromatosis or
viral infections, such as hepatitis.
How can you diagnose whether a person has
a fatty liver, alcoholic hepatitis, or cirrhosis?
Blood tests and scans are usually very helpful in the evaluation
of the liver, but a biopsy of the liver is often required to make
the diagnosis of cirrhosis and determine the cause. A liver biopsy
is performed in the hospital or in a same day surgery clinic. Often
the liver biopsy is performed with mild local anesthesia such as
lidocaine or with mild sedatives given through the vein. The discomfort
from the liver biopsy is usually mild and lasts only for a short
time. Most patients can return to work the following day with only
a restriction on heavy lifting and exercise.
Are there complications associated with alcoholic
liver disease?
Yes, roughly a third of patients with alcoholic liver disease suffer
from a liver infection caused by the hepatitis C virus and nearly
half will have gallstones. Those with cirrhosis are more likely
to suffer from diabetes, kidney problems, ulcers, and severe bacterial
infections.
Will alcoholic liver disease affect me when
taking medicine?
Since one of the functions of the liver is to process drugs and
other chemicals in your body, if you have liver disease you may
process medications differently from other people. Always consult
with your doctor about the dosage of both over-the-counter and prescription
medicines. Similarly, alcohol alone, even without liver disease
known to be present, may affect the processing of certain medications.
For example, even moderate amounts of alcohol may cause adverse
effects with some pain medications. If you use alcohol, check the
labeling of over-the-counter medications to alert yourself to any
limitations on their usage. You should check with your physician
about precautions in taking your prescription medications if you
have been drinking any alcohol. You should never use an alcoholic
beverage to take medication.
How is alcohol-related liver disease treated?
Of all treatments for alcoholic liver disease, the most important
is to stop drinking completely. Sometimes the liver can recover
from the injury of alcohol enough to allow a normal life, unfortunately
the scarring of the liver is permanent and the liver remains vulnerable
to any alcohol or infections. When alcoholic cirrhosis advances
to an end-stage complicated by life-threatening intestinal bleeding,
confusion, ascites, failure of the kidneys, and infection, the only
treatment is liver transplantation. For liver transplantation to
be successful, a patient must be very compliant with medicines and
follow instructions reliably. Only persons completing a successful
alcohol detoxification and rehabilitation program are considered
as candidates for liver transplantation.
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Viral Liver Disease
The Liver and Its Functions
The liver, the body's largest organ weighing about three pounds,
is located on the right side of the abdomen, protected by the lower
rib cage. It is responsible for over 5,000 life-sustaining functions,
produces most of the building blocks used by the rest of the body
and removes harmful chemicals. The liver produces bile that is transported
to the small intestine to aid in the digestive process. The liver
also produces proteins, hormones and enzymes that keep the body
functioning normally, as well as materials that help in normal clotting
of the blood, and to cleanse the body of substances that would otherwise
be poisonous. It has a role in the processing of cholesterol, maintenance
of blood sugars levels, and the processing of drugs.
When the liver becomes diseased, it may have many serious consequences.
Viral infections are the most common diseases to affect the liver.
When a virus damages a liver cell, the cell can no longer function.
With fewer healthy cells to carry on their important work, many
body functions can be affected.
What is Hepatitis?
Hepatitis means inflammation of the liver. There are many reasons
for the liver to be inflamed, and not all of them are due to viruses.
Certain toxic drugs and immune disorders may cause liver inflammation.
The most common cause for liver inflammation is viral hepatitis.
When liver inflammation is present for more than 6 months, the condition
is referred to as chronic hepatitis.
In the United States: There will be 500,000 new cases of viral hepatitis
this year. More than 4.5 million Americans have chronic viral hepatitis.
That is nearly 2 percent of the United States population. Chronic
viral hepatitis, well tolerated in many, may result in premature
death from cirrhosis or liver cell cancer and is a leading indication
for liver transplantation.
What are the symptoms?
Symptoms produced by viral hepatitis are varied and differ depending
upon whether the hepatitis is acute or chronic. Many cases of acute
hepatitis are so mild that there may be no symptoms or only non-specific
"flu-like" symptoms for a few days or weeks.
Symptoms of Viral Hepatitis
Acute hepatitis refers to inflammation of the liver and symptoms
which are more short-term and sporadic. Acute hepatitis is less
likely than chronic hepatitis to result in permanent damage to liver
function.
| Acute
Hepatitis |
Chronic
Hepatitis
|
| Severe
Fatigue |
Yellow
Eyes |
| Yellow
Skin |
Joint
Aches |
| Dark
Urine |
Skin
Rashes |
| Loss
of Memory |
Low
grade fevers |
| GI
Upset |
|
Note:
many patients with either acute or chronic hepatitis have NO SYMPTOMS,
and symptoms are not a reliable means of knowing if progressive
liver damage is occurring.
There are currently seven viruses known which cause liver inflammation.
They are called hepatitis A, B, C, D, E, F and G. Because of this
terminology, they are commonly referred to as an "alphabet
soup" of names.
What difference does it make which virus I
have?
There are several important differences in the viruses. For example,
the most common viral hepatitis is hepatitis A. This virus produces
acute hepatitis, but never chronic disease, so the individual infected
may get sick for a few days or weeks, but once improvement occurs,
the infection is over, and progressive destruction of the liver
does not take place. It is rare for hepatitis A to become so severe
that death (or need for urgent liver transplantation) occurs.
Hepatitis B gets better spontaneously in over 95 percent of cases.
Only a few individuals with this infection are likely to develop
chronic disease. An important exception to this rule applies to
children. The younger the child at the time of infection, the more
likely the infection will become chronic. For example, when the
infection is acquired in infancy, more than 90 percent of cases
become chronic. The majority of hepatitis B infections in this country
occur in late-adolescents and adults. However, world-wide, infants
are most likely to get hepatitis B infections.
Hepatitis
C occurs primarily in late adolescents and in adults. Unlike hepatitis
B, this infection ordinarily escapes the body's immune system and
so in most cases does not resolve itself. In fact, up to 85 percent
of people who get infected with hepatitis C will retain evidence
of infection indefinitely.
Hepatitis
D is a strange virus. It occurs only in conjunction with hepatitis
B where it seems to function as a parasite. It may turn a smoldering
but well-tolerated B infection into a more aggressive and destructive
disease. The other three hepatitis viruses -- E, F, and G are not
common among individuals residing in the United States.
How is hepatitis spread?
There are important differences in the ways viruses which cause
hepatitis are spread. These differences hold the key to reducing
the spread of these infections within families or communities.
Hepatitis A is frequently a childhood illness. It is passed from
person-to-person. The virus is shed in the stool, and so poor hygiene
after using the toilet can easily spread the virus from individual
to individual. The virus also finds its way into food. It is easy
to understand how nurseries and pre-schools are particularly vulnerable
to the spread of hepatitis A.
Hepatitis
B is spread via many routes, but hardly ever by ingestion of contaminated
food. Instead, shared blood or body secretions are the primary means
of infection. Nearly all body secretions may contain hepatitis B
virus, so that spread from one person to another may be seen in
IV drug users who share needles, and also in those who receive tattoos
or body piercing using improperly sterilized equipment.
Sexual transmission is another common means of spreading of hepatitis
B. Infected mothers are particularly likely to spread hepatitis
B to their newborns. All pregnant women are tested for hepatitis
B which has helped to eliminate most mother-to-offspring transmission
of hepatitis B.
The spread of Hepatitis C is also via contaminated body fluids,
so that shared needles, tattooing, and body piercing may result
in the spread of Hepatitis C. There is some evidence indicating
that Hepatitis C may occasionally be spread by sexual contact, but
this is not a common mode of transmission. Spread of Hepatitis C
from mother to offspring is another somewhat uncertain area. It
does not occur to nearly the same extent as spread of Hepatitis
B, yet may occur in about 5 percent of infected mothers.
What can be done to prevent Hepatitis?
The means to prevent most cases of hepatitis are at hand. For some
viruses it is even possible to immunize against infection.
What is available for prevention of hepatitis
A, B, and C?
Spread of Hepatitis A can be prevented through good personal hygiene,
thorough education of all food handlers, good sanitary care within
nurseries and pre-schools and immunization. An effective vaccine
was introduced in 1995. It is recommended mainly for travelers to
areas were Hepatitis A is a problem, and for military recruits.
In time, it will likely become a standard childhood immunization.
In the case of exposure to a person with Hepatitis A the first rule
is: don't panic. This advice is particularly hard for parents of
an exposed child. The chances of spread from child-to-child within
schools is remote except in day care centers for the very young.
In those cases, immunization if done promptly may reduce the likelihood
of disease. For families with an active infection, again the likelihood
of spread is low. In fact, once the individual develops obvious
disease, the virus has usually disappeared from the stool, and so
the risk of further exposure and transmission through that route
is curtailed. Nevertheless, it is a good practice to use separate
eating utensils for a few days after the onset of symptoms. Immunization
of household contacts may also be considered where there has been
direct contact with the infected person. Immunization is not necessary
for those who work in the same office or attend school where an
individual develops Hepatitis A.
Hepatitis B is a completely preventable disease. Good prenatal care,
immunization of all school age children against Hepatitis B, and
individuals with multiple sexual partners, (or a partner identified
as having Hepatitis B) are all important strategies to prevent hepatitis
B.
Hepatitis C prevention remains more difficult. There is no vaccine
and experts predict it will be many years before one is developed.
Risk reduction remains the cornerstone of prevention. Do not share
IV needles, get tattoos or body piercing in establishments where
standards of cleanliness are unknown, or have unprotected sex with
multiple partners.
How is Hepatitis treated?
Treatment of viral hepatitis depends upon the particular culprit
virus, and upon whether the infection is acute or chronic. For acute
infections of hepatitis A, B, and C, general measures to make the
individual more comfortable are all that is necessary. Hepatitis
A will virtually "always" get better. Follow-up is needed
in cases of hepatitis B and C via blood tests, because symptoms
are not a reliable sign regarding the presence of chronic infection.
For chronic viral Hepatitis B and C no certain cure exists, but
for a minority of patients antiviral therapy will arrest the infection.
The only drugs approved by the Food & Drug Administration for
use against viral hepatitis are interferons which must be given
by injection (like insulin for diabetics) for many months and may
produce side effects.
What are the long term consequences of Hepatitis?
Many patients with chronic Hepatitis B or C who receive no treatment
(or in whom it proves unhelpful) may nonetheless have a good chance
to recover reasonably well. In fact, in the U.S. where infection
is usually acquired after childhood, the majority of infected individuals
may have either no long term bad consequences, or only mild or moderately
troublesome symptoms.
In cases of chronic hepatitis where infection has been present for
20 years or more, signs and symptoms of a badly scarred liver may
emerge in 15-30 percent of these patients. The disease may produce
such severe problems that death may ensue or may only be avoided
by liver transplantation.
While liver cancer most often spreads from some other site in the
body, sometimes liver cancer will originate from liver cells rather
than from another organ. These tumors are called hepatomas. Approximately
70 percent of hepatomas in the United States arise in the setting
of chronic hepatitis B or C.
It is clear that viral hepatitis is a substantial health threat
in the U.S. Through education, much more can be done to reduce the
spread of these diseases. Treatment for those chronically infected
is available and should be considered on an individual basis.
Information
Courtesy of
The American College of Gastroenterology
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