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COMPARE BARIATRIC SURGICAL PROCEDURES |
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Gastric Reduction Duodenal Switch (GRDS) (LGRDS -DS)
This surgical procedure was originated by Douglas Hess, M.D. of Bowling Green, Ohio.
In the restrictive component of the LGRDS, 65 % of the stomach is resected (removed).
The size of the stomach after resection has the volume for approximately 4-6 oz.
The small bowel (intestine) and duodenum (first segment of small intestine) is
divided and new connections are made. This procedure bypasses approximately 60-65 % of
the small bowel. The part of the intestine where the digestion and absorption of fat
and proteins is taking place after surgery is called the common channel. A calculation
regarding the length of the common channel is very important in this procedure. It
determines how much malabsorption should be created. The length of the small intestine
varies for each individual. There are other factors that are also taken into
consideration within this calculation. These factors include patient's age, weight,
BMI and goals. Each patient has a different length of common channel and alimentary
loop designed in order to achieve the best results. Routinely the gallbladder and
appendix are removed. There is a 80 % chance of gallstones forming following weight
loss. The gallbladder is removed to eliminate this possibility. The appendix is
removed to avoid future confusion of questionable abdominal symptoms of appendicitis
or necessity for an appendectomy in the first months following surgery. This type of
surgery (LGRDS) is the most successful Bariatric procedure at this time. It is
designed to be the most physiological and have the best long term results.
PLEASE NOTE
NO PART OF THE BOWEL (INTESTINE) IS REMOVED IN SURGERY.
ALTHOUGH THE STOMACH IS RESTRICTED, IT WILL STRETCH IN
TIME. APPROXIMATELY 12 MONTHS FOLLOWING SURGERY
PATIENTS ARE ABLE TO EAT 60 % THE AMOUNT OF FOOD EATEN
PRIOR TO SURGERY.
THE LENGTH OF THE SURGICAL PROCEDURE IS 2.5 TO 5 HOURS.
AVERAGE HOSPITAL LENGTH OF STAY IS 3 DAYS.
WEIGHT LOSS WILL LEVEL OUT IN APPROXIMATELY 12 TO 24
MONTHS.
RESULTS
Patients are losing 85 % to 95 % of the excess body weight within one to two years following
surgery. A patient's weight and BMI prior to surgery does have an effect on the weight loss
as well as the compliance of a patient to follow post operative instructions.
Studies have shown that the long term success in this surgical procedure for morbid obesity
is approximately 85 % of the excess body weight loss. This weight loss has proven to be the
most successful for the treatment and alleviation of hypertension, Type II diabetes,
sleep apnea, hypercholesterolemia, pain associated with arthritic changes in joints,
asthma and urinary stress incontinence as well as improving psycho-social activities.
POSSIBLE SURGICAL COMPLICATIONS
INTRA-OPERATIVE
BLEEDING
BLOOD TRANSFUSION
INJURY TO LIVER, SPLEEN, ESOPHAGUS, LARGE BOWEL
IMMEDIATE POST-OPERATIVE COMPLICATIONS
PERFORATION INVOLVING SMALL BOWEL, DUODENUM, STOMACH
BLEEDING
OBSTRUCTION
PANCREATITIS
EVISCERATION
PULMONARY EMBOLI
DEEP VEIN THROMBOSIS
ABSCESS
PNEUMONIA
PERIOPERATIVE MORTALITY RATE (approximatey 0.5 %)
SUBSEQUENT POST-OPERATIVE LONG TERM COMPLICATIONS
HERNIA
EXCESSIVE WEIGHT LOSS
OSTEOPENIA / OSTEOPOROSIS
ANEMIA
OBSTRUCTION
SYMPTOMS TO RECOGNIZE
Side effects following this surgery are very rare, however, patients sometimes do experience
various symptoms. The most typical symptoms are distorted taste and smell, dry mouth, diminished appetite,
occasional nausea, dizziness and hot flashes. Most patients discover these symptoms are gone within
2 - 4 weeks after surgery.
The symptoms patients need to be aware of that are of most concern are frequent nausea with
vomiting, diarrhea, temperature above 100 degrees, drainage from incision, unexpected
abdominal pain, shortness of breath, chest pain or swelling of the legs.
Gastric Bypass - (open or laparoscopic)
Adjustable Laparoscopic Band
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