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Ulcer
Disease
What
is an Ulcer?
About 20 million Americans will suffer from an ulcer in their lifetime.
Duodenal ulcers often occur between the ages of 30 and 50, and are
twice as common among men. Stomach ulcers are more common after
the age of 60 and are more common in women.
An ulcer is a focal area of the stomach or duodenum that has been
destroyed by digestive juices and stomach acid. Most ulcers are
no larger than a pencil eraser, but they can cause tremendous discomfort
and pain.
What are the Symptoms of Ulcers?
The most common symptom of an ulcer is a gnawing or burning pain
in the upper abdomen. The pain often occurs between meals and sometimes
awakens people from sleep. Pain may last minutes to hours and is
often relieved by eating and taking antacids. Less common symptoms
of an ulcer include nausea, vomiting and loss of appetite and weight.
What Causes Ulcers?
In the past, ulcers were incorrectly thought to be caused by stress.
Doctors now know that there are two major causes of ulcers. Most
often patients are infected with the bacteria Helicobacter pylori
(H. pylori). Others who develop ulcers are regular users of pain
medications called non-steroidal anti-inflammatory drugs (NSAIDS),
which include common products like aspirin and ibuprofen. The use
of antibiotics to fight the H. pylori infection is a major scientific
advance. Studies now show that antibiotics can permanently cure
80- 90% of peptic ulcers. Blocking stomach acid remains very important
in the initial healing of an ulcer.
Helicobacter pylori
Most ulcers arise because of the presence of Helicobacter pylori.
Because H. pylori exists in the stomachs of some people who do not
develop ulcers, most scientists now believe that ulcers occur in
persons who have a combination of a genetic predisposition, plus
the presence of the bacteria, Helicobacter pylori.
Use of Non-Steroidal Anti- Inflammatory Drugs
(NSAIDS)
The second major cause for ulcers is irritation of the stomach arising
from regular use of non-steroidal anti- inflammatory drugs. NSAID-induced
gastrointestinal side effects can best be avoided by using alternative
therapy whenever possible. Low-dose corticosteroids or supportive
drugs such as acetaminophen are alternatives to NSAIDS to consider.
Four grams per day of acetaminophen has been shown to be comparable
to analgesic and anti-inflammatory doses of ibuprofen for osteoarthritis
pain and is not associated with an increased risk of gastrointestinal
side effects. If you are taking over-the-counter pain medications
on a regular basis, you will want to talk with your physician about
the potential for ulcers and other GI side effects.
Your doctor may recommend a change in the medication you are using,
or the addition of some other medication in conjunction with your
pain medication to prevent ulceration. These could range from switching
to acetaminophen, use of antacids or a prescription product (such
as misoprostol) in conjunction with your pain medication.
What are the Complications of Ulcers?
Bleeding
Bleeding from an ulcer can occur in the stomach or the duodenum,
and is sometimes the only sign of an ulcer. Bleeding from an ulcer
may be slow, causing anemia and fatigue. More rapid bleeding can
cause bowel movements to become sticky and tarry black or even bloody.
Bleeding ulcers may cause nausea and vomiting of acidified blood
that looks like old coffee grounds.
Perforation
When ulcers are left untreated digestive juices and stomach acid
can literally eat a hole in the intestinal lining. Bacteria, food
and digestive juices can spill into the abdominal cavity causing
sudden, intense pain that requires hospitalization, and often surgery.
Obstruction
Chronic inflammation from an ulcer can cause swelling and scarring
to occur. Over time scarring may close the outlet of the stomach,
preventing food to pass and causing vomiting and weight loss.
How are Ulcers Diagnosed?
Most doctors recommend that a test be performed to evaluate for
the presence of an ulcer if symptoms are not improved after 2 weeks
of treatment with an acid blocking medicine (cimetidine, ranitidine,
famotidine, omeprazole or lansaprazole etc.). The two tests most
commonly used to evaluate for ulcer are an X-ray known as an Upper
GI Series or UGI, and a procedure called an Endoscopy or EGD.
Upper GI Series
This is an X-ray test where you are given a chalky material to drink
while X-rays are taken to outline the anatomy of the digestive tract.
Endoscopy
This test involves insertion of a small lighted flexible tube through
the mouth into the esophagus and stomach to examine for abnormalities.
The test is usually performed using medicines to sedate you. During
the test biopsies of tissue can be taken for examination. A biopsy
will not cause any pain or discomfort and is usually only the size
of a match head.
Tests for Helicobacter pylori
There are several tests available to your doctor to evaluate for
the presence of the bacteria, H. pylori. Samples of blood can be
examined for evidence of antibodies to the bacteria; a breath test
can be examined for by-products from the bacteria; or biopsies from
the stomach can be examined.
How are Ulcers Treated?
In the past, doctors advised patients to avoid spicy, fatty and
acidic foods. We now know that diet has little to do with ulcer
healing. Doctors now recommend that patients with ulcers only avoid
foods that worsen their symptoms. Ulcer patients who smoke cigarettes
should stop. Smoking has been shown to inhibit ulcer healing and
is linked to ulcer recurrence. In general, ulcer patients should
not take NSAIDS like aspirin or ibuprofen.
When is Surgery Necessary?
Most ulcers can be healed with medications. When an ulcer fails
to heal or if complications of bleeding, perforation or obstruction
develop, surgery is often necessary.
Information
Courtesy of
The American College of Gastroenterology
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