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Surgery for Lung Cancer
© Steven C. Immerman,
MD, FACS
Lung cancer is usually diagnosed by finding a "spot" on the lung on a
chest x-ray or other type of x-ray study. Some times a patient with lung cancer
has symptoms of cough, chest pain, shortness or breath, pneumonia, weight loss
or coughing up blood. Other times there are no symptoms. It is the second most commonly
occurring cancer among men and women. It has been estimated that there will be 164,100 new cases of lung cancer in the U.S. in
2000 alone. Lung cancer is related to smoking, radon exposure, and exposure to
other industrial chemicals. However, sometimes there is no obvious explanation
of why a patient has developed a lung cancer.
Lung Cancers are divided into two major types:
- Non-small cell
which is the most common type of lung cancer. This includes
squamous cell carcinoma, adenocarcinoma, and large cell carcinoma.
-
Small cell which can spread fairly quickly. Small cell lung cancer
(also called oat cell cancer) is the less common lung cancer type, accounting for about 20% of all
lung cancer.
Treatment of Lung Cancer
Surgery provides the best chance
of curing lung cancer. It is used when the cancer is limited to
the lung itself, and has not spread outside the lung. Radiation therapy
and chemotherapy are also used either by themselves, together,
or in combination with surgery.
The exact treatment recommended depends on the size, location
and degree of spread of the tumor. In addition, the general
health of the patient and the health of the heart and lungs help
determine what is safe and appropriate treatment.
About lung surgery
The most common reason to remove all or a portion of the
lung is to diagnose and treat lung cancer. Any operation in
which we open up the chest cavity is called a
"thoracotomy". Sometimes we have a diagnosis before
the thoracotomy and know what we expect to find. On other
occasions, the operation itself is to find out what an x-ray
abnormality means. Often, we can treat the problem at the same
time. The body has a lot of built in reserve and is usually
able to tolerate removal of all or part of a lung without too
much difficulty.
What is the operation like?
The operation is done with a patient asleep and lying on
their side. The incision goes between the ribs on the side, and
may curve up along the spine in the back. Sometimes it is
necessary to divide or remove part of a rib. If appropriate, all
or a portion of the lung is removed. The size and location of
the lump or tumor determines how much lung has to be removed.
Sometimes a small tumor in a critical location makes removal of
the entire lung necessary.
After the surgery on the lungs
has been done, clear plastic drainage tubes are put in the chest
to drain unwanted fluid and air that may accumulate. The
incision is closed with stitches around the ribs and
muscle, and dissolving stitches in the skin. This
operation takes between two and four hours.
After the operation
Patients routinely go to the recovery room to wake up
after the operation, and then to the intensive care unit.
It is not unusual to stay there for a few days.
A large part of the recovery
revolves around breathing treatments and exercises. These
will help the lungs recover their normal function, and prevent
pneumonia. Most patients are in the hospital about a week if all
goes well.
We are very concerned about our
patients having adequate pain control after the operation.
Whenever possible, we recommend use of an "Epidural
Catheter". This is inserted by the anesthesiologist and
allows him to administer pain medication directly to the spinal
cord and central nervous system. This is best method we have for
pain control, and is very effective. We usually leave the
catheter in for about five days. After that, the pain level is
usually low enough that oral pain medications are
adequate.
At Evergreen Surgical we are very
experienced with this kind of surgery, and have been very pleased
with the rapid recovery of our patients.
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