WEIGHT LOSS SURGERY; CONDITIONS AND CONSEQUENCES Flashcards
OTHER NAMES FOR WEIGHT LOSS SURGERY?
BARIATRIC SURGERY
METABOLIC SURGERY
WHICH CONDITIONS CAN BE TREATED WITH WEIGHT LOSS SURGERY?
OBESITY, DIABETES, HIGH BP, SLEEP APNEA AND HIGH CHOLESTEROL
ACCORDING TO CURRENT NICE GUIDELINES, BARIATRIC SURGERY IS RECOMMENDED FOR WHICH PEOPLE?
- THOSE WITH BMI HIGHER THAN 40
- THOSE WITH BMI BETWEEN 35 AND 39.5 IF OTHER SIGNIFICANT DISEASES ARE PRESENT THAT COULD BE IMPROVED WITH WEIGHT LOSS
- THOSE WITH A BMI OF 30-34.9 AND RECENT ONSET OF T2D
(PATIENTS SHOULD HAVE PREVIOUSLY TRIED ALL APPROPRIATE NON-SURGICAL MEASURES)
HOW MANY PEOPLE HAVE BARIATRIC SURGERY IN ENGLAND EACH YEAR?
7 000
HOW MANY PEOPLE IN ENGLAND ARE ELIGIBLE FOR WEIGHT LOSS SURGERY’
ABOUT 3.6 MILLION
WOMEN VS MEN; WHO IS MORE ELIGIBLE FOR BARIATRIC SURGERY AND WHO UNDERGOUES IT MORE?
- MORE WOMEN THAN MEN ELIGIBLE IN ENGLAND (58.4 VS 41.7%)
- MORE WOMEN THAN MEN HAVE THE SURGERY (76.1 VS 23.9%)
CAN CHILDREN BE CONSIDERED FOR BARIATRIC SURGERY?
YES, BUT IT IS A GRAY AREA, ASSESSED ON CASE BY CASE BASES
GENERALLY THE SURGERY SHOULD BE AVOIDED IN CHILDREN
PATIENTS WITH WHICH BMI ARE ELIGIBLE FOR BARIATRIC SURGERY REGARDLESS OF WHETHER THEY HAVE TRIED LIFESTYLE OR DRUG INTERVENTIONS (ALL NON-SURGICAL MEASURES)?
50+ KG/M2
‘RECENT ONSET’ T2D MEANS:
DIAGNOSED WITHIN 10 YEAR TIME FRAME
PATIENTS OF WHICH ETHNIC BACKGROUND SHOULD BE CONSIDERED FOR BARIATRIC SURGERY AT A LOWER BMI?
PATIENTS WITH AN ASIAN ETHNIC BACKGROUND
AFTER GASTRIC BYPASS SURGERY, UP TO HOW MANY PATIENTS REGAIN WEIGHT?
50%
UP TO HOW MANY PEOPLE REGAIN THE WEIGHT LOST THROUGH LIFESTYLE MODIFICATIONS IN 5 YEARS?
90%
BARIATRIC SURGERY CAN RESULT IN WHAT PERCENTAGE OF EXCESS WEIGHT LOST IN THE PATIENT?
70%
SURGICAL PROCEDURES FOR WEIGHT LOSS ARE CLASSIFIED INTO?
- RESTRICTIVE PROCEDURES (STOMACH’S CAPACITY GREATLY REDUCED)
- MALABSORPTIVE PROCEDURES (MALABSORPTION IS THE PRIMARY DRIVER OF WEIGHTLOSS)
- A COMBINATION OF MALABSORPTIVE AND RESTRICTIVE ELEMENTS
3 MAIN PROCEDURES IN WEIGHT LOSS SURGERY:
- ADJUSTABLE GASTRIC BANDING (GASTRIC BAND)
- GASTRIC BYPASS (ROUX-EN-Y GASTRIC BYPASS)
- SLEEVE GASTRECTOMY
PRINCIPLE OF ADJUSTIBLE GASTRIC BAND?
- AN ADJUSTABLE SILICONE BAND IS PLACED AROUND THE UPPER STOMACH, A FEW CM BELOW THE BEGINNING OF THE STOMACH
- THIS CREATES A 15 TO 30 mL GASTRIC POUCH
MAXIMUM NORMAL STOMACH VOLUME?
2 TO 4 LITRES