Parenteral nutrition in oncology in oncology.pdf · Parenteral nutrition Oral < 75% intake Tube...
Transcript of Parenteral nutrition in oncology in oncology.pdf · Parenteral nutrition Oral < 75% intake Tube...
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Parenteral nutrition in surgery/oncology
Dr. Luisito O. Llido, FPCS, DPBCN
Head, Clinical Nutrition Services
St. Luke’s Medical Center
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Objectives
• To present and discuss updates on parenteral nutrition in oncology
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Hospital malnutrition prevalence
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Malnutrition syndrome
• Wasting / marasmus
• Cachexia
• Protein-energy malnutrition
• Sarcopenia
• Failure to thrive
• Obesity
Gordon Jensen. International Guidelines: malnutrition syndrome;
ASPEN Congress 2008, Chicago.
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The patient’s onco/surgical journey
1. Powell-Tuck J. Pennington Lecture Teams, strategies and networks: developments in nutritional support; a personal perspective. Proc Nutr Soc. 2009 Apr 29:1-7
2. Weimann A, Braga M, Harsanyi L, et al. ESPEN guidelines on enteral nutrition: surgery including organ transplantation. Clin Nutr 2006; 25: 224-244.
Pre-operative status Surgery Post-operative status
Goals: 1. Optimize nutritional status 2. Improve wound healing / faster recovery 3. Reduce infectious complications
1
2
DIAGNOSIS THERAPY PHASE OUTCOME
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NON-OPERATIVE / PRE-OPERATIVE PERIOD
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ESPEN Guidelines 2009: non-surgical
• Nutritional assessment of all cancer patients should begin with tumor diagnosis and be repeated at every visit in order to initiate nutritional intervention early, before the general status is severely compromised and chances to restore to normal condition is few (Grade C)
ESPEN: European Society of Parenteral and Enteral Nutrition
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Weight loss in cancer
, 2003-4
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Nutritional assessment predicts complications
Nutrition risk assessment predicts morbidity and mortality in surgical patients while in the hospital
Predicting post-operative complications based on surgical nutritional risk level using the SNRAF in colon cancer patients - a Chinese General Hospital & Medical Center experience. Ocampo R B et al. Phil J Surg Spec 2007;
63(4): 147-53. (Accessible http://www.philspenonline.com.ph/POJ_1.html)
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Nutrition assessment, risk level
• Simplified form • Uses validated tool:
Subjective Global Assessment
• Incorporates Body Mass Index, serum albumin, Total Lymphocyte Count
• Scoring system
http://www.philspenonline.com.ph/nst_dev.html
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Approaches to management
Surgery required
Severely malnourished
Build up first • Oral
• EN
• Combined EN / PN
• PN
Post operative
• Chemotherapy
• Radiotherapy
• Combination
• Others
No surgery
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Indications Can the GIT be used?
Yes No
Parenteral nutrition Oral
< 75% intake
Tube feed
Short term Long term
Peripheral PN Central PN
More than 3-4 weeks
No Yes
NGT
Nasoduodenal
or nasojejunal
Gastrostomy
Jejunostomy
“inadequate intake”
“Inability to use the GIT”
A.S.P.E.N. Board of Directors. Guidelines
for the use of parenteral and enteral
nutrition in adult and pediatric patients,
III: nutritional assessment – adults. J
Parenter Enteral Nutr 2002; 26 (1 suppl):
9SA-12SA.
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ESPEN 2009 Guidelines
• Total daily energy expenditure in cancer patients may be assumed to be similar in healthy subjects, or 20-25 kcal/kg/day for bedridden and 25-30 kcal/kg/day for ambulatory subjects (Grade C)
• The majority of cancer patients requiring PN for only a short period of time do not need a special formulation (Grade C)
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ESPEN Guidelines 2009: surgery
• INDICATION(S):
– Preoperative parenteral nutrition is indicated in severely undernourished patients who cannot be adequately orally or enterally fed (Grade A)
ESPEN: European Society of Parenteral and Enteral Nutrition
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Parenteral nutrition
Intravenous: • macronutrients • micronutrients • nutraceuticals
Safe delivery: • aseptic technique • dedicated line • infusion pump
NUTRIFLEX series
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“All in One” PN bags
• 1250 ml/bag
• Protein: 0.032g/ml or 40g
• Carbo: 0.064g/ml or 80g
• Fat: 0.04g/ml or 50g
• Total calories: 0.764 kcal/ml or 955kcal/bag
• Osmolality: 920 mOsm/kg
Peripheral access
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“All in One” PN bags
• 1250 ml/bag
• Protein: 0.057g/ml or 71.8g
• Carbo: 0.144g/ml or 180g
• Fat: 0.04g/ml or 50g
• Total calories= 1.18 kcal/ml or 1475 kcal/bag
• Osmolality: 2090 mOsm/kg
Central access
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“All in One” PN bags
• 1875 ml/bag
• Protein: 0.032g/ml or 60g
• Carbo: 0.064g/ml or 120g
• Fat: 0.04g/ml or 75g
• Total calories: 0.765 kcal/ml or 1435 kcal
• Osmolality: 920 mOsm/kg
Peripheral access
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“All in One” PN bags
• 2500 ml/bag
• Protein: 0.032g/ml or 80g
• Carbo: 0.064g/ml or 160g
• Fat: 0.04g/ml or 100g
• Total calories: 0.764 kcal/ml or 1910 kcal
• Osmolality: 920 mOsm/kg Peripheral access
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Parenteral nutrition?
Macronutrients: • protein • fat • carbohydrate
Micronutrients: • vitamins
• water soluble • fat soluble
• trace elements • electrolytes
Complete Food
Nutraceuticals: • glutamine • fish oils • antioxidants • arginine
Special Diet / Specialized Nutrition Therapy
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Why three in one? Cell membrane receptors and transporters
• lipid • carbohydrate • protein • electrolytes • trace elements • vitamins • glutamine • fish oils
Nuclear membrane • DNA • enzymes • complex bodies
• energy production systems • endoplasmic reticulum • Golgi aparatus • subcellular bodies
• tubules • vesicles • proteasomes • peroxisomes
• Mitochondrial • Transporters • membrane enzymes • energy production systems
The Cell
Why macro + micro? → optimize function / structure
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ESPEN Guidelines 2009: PN
• “STANDARD PRACTICE”
– Preoperative fasting from midnight is unnecessary in most patients (Grade A)
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ESPEN Guidelines 2009: PN
• GLUCOSE
– Preoperative carbohydrate loading using the oral route is recommended in most patients. In the rare patients who cannot eat or are not allowed to drink preoperatively for whatever reasons the intravenous route can be used (Grade A)
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Pre-operative phase
Normal to moderate malnutrition
SURGERY
Severe Malnutrition
Enteral nutrition 10-14 days
Condition: Patient can eat
• Esophageal resection • Gastrectomy • Pancreaticoduodenectomy
Immunonutrition 6-7 days
Nutritional Assessment
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Pre-operative phase
Normal to moderate malnutrition
SURGERY
Severe Malnutrition
Condition: Patient CANNOT eat
• Esophageal resection • Gastrectomy • Pancreaticoduodenectomy
Parenteral nutrition + Omega-3-Fatty Acids + Antioxidants (+ glutamine); 6-7 days
Nutritional Assessment
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Pharmaconutrition
Dose Content in preps
Glutamine 0.4 – 0.5 g/kg 12 – 15 g/L
Arginine ? 4 – 16 g/L
Omega-3-fatty acids (EPA)
2 – 6 g/day 1 – 2 g/L
Antioxidants
Carotenoids
Vitamin C,E
>100% daily requirement
Single or combinations
Formerly termed “IMMUNONUTRITION”
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ESPEN 2009 Guidelines
• Therapeutic goals of PN in cancer patients are the improvement in function and outcome by:
– Preventing and treating undernutrition/cachexia
– Enhancing compliance with anti-tumor treatments
– Controlling some adverse effects of antitumor therapies
– Improving quality of life
• Grade level C
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Cachexia
Cancer
cytokines
Loss of appetite
Proteolyis
Inducing Factor Lipid
Mobilizing Factor
Protein Loss Fat Loss
Physical obstruction
No Intake
Very thin; progressive weight loss not corrected by increased intake
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Resources: Omega-3-FA (cachexia) W
eig
ht
loss
kg
Duration of treatment
Wigmore et al. Nutrition in cancer, 2000
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Nutrient delivery approaches Can the GIT be used?
Yes No
Parenteral nutrition Oral
< 75% intake
Tube feed
Short term Long term
Peripheral PN Central PN
More than 3-4 weeks
No Yes
NGT
Nasoduodenal
or nasojejunal
Gastrostomy
Jejunostomy
CALORIE COUNT
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The team performs the calorie count and fluid balance
The fluid, calorie, and protein intake are recorded and adequacy of intake
is recorded in the patient’s chart
The NST at work
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Procedures: 1. Fluid intake is recorded 2. Fluid output is
recorded and the fluid balance determined (%)
3. Calorie balance is computed (actual and % of computed)
4. Protein balance is computed (actual and % of computed)
1
2
3
4
Nutrient & fluid balance
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The summary
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Post-operative Period While in the OR ask yourself: “is oral feeding possible within 7 days?”
Yes No
Can I feed within 4 days? Needle catheter jejunostomy
• Enteral nutrition (12 hrs) • Better: immunonutrition
If enteral nutrition is inadequate
Supplemental PN
Yes No
“Fast Track” PN
Transition
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Indications for parenteral nutrition
• Unable to use the GIT
• Inadequate intake through oral and enteral route
• Enterocutaneous fistula
• Short bowel syndrome (< 60 cm, TPN)
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Surgery & immunosuppression Cell destruction
↑ Inflammatory mediators Glutamine depletion from muscle
↑ inflammatory cell activity Low plasma glutamine
↑ glutamine utilization
HLA-DR surface antigen on monocytes are down-regulated
↓ Monocyte cell surface marker expression
↓ capacity to present antigen & phagocytize
monocytes
immunosuppression
Surgery
1. Lennard TW et al. The influence of surgical operations on components of human immune system. Br J Surg 1985;72:771–6
2. Exner R et al. Perioperative GLY-GLN infusion diminishes the surgery-induced period of immunosuppression: accelerated restoration of the lipopolysaccharide-stimulated tumor necrosis factor-alpha response. Ann Surg 2003;237:110–5.
1
2
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Glutamine
• Lessens immunosuppressive status
• Reduces infectious complications and mortality
• Lessens mucositis induced by chemo and radiotherapy
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ESPEN Guidelines 2009: PN
• INADEQUATE ORAL/ENTERAL NUTRITION:
– Postoperative parenteral nutrition is beneficial in patients with postoperative complications impairing gastrointestinal function who are unable to receive and absorb adequate amounts of oral/enteral feeding for at least 7 days (Grade A)
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ESPEN Guidelines 2009: PN
• “STANDARD PRACTICE”
– Interruption of nutritional intake is unnecessary after surgery in most patients (Grade A)
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Malnutrition, infection, antibiotics
Commensal
/ pathogenic
bacteria
↑Pathogenic
bacteria
antibiotics
• No feeding / NPO
• Malnutrition
• Stress
• Acute injury
Gastro-Intestinal Tract
• Bacteremia
• Toxins, by-products
Local infection → Sepsis / SIRS
Gastrointestinal Tract
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ESPEN Guidelines 2009: PN
• LIPIDS
– The optimal parenteral nutrition regimen for critically ill surgical patients should probably include supplemental n-3 fatty acids. (Grade C)
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MCT/LCT
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Lipid emulsions
• 250 ml, 20%
• MCT: 0.1g/ml or 25g
• LCT: 0.1g/ml or 25g
• MCT:LCT ratio = 50% to 50%
• Lipid subcomponents: – Linoleic acid (ω6): 0.048g/ml to
0.058g/ml or 12g to 14.5g
– Linolenic acid (ω3): 0.005g/ml to 0.011g/ml or 1.25g to 2.75g
• Osmolality: 380 mOsm/kg
• Total calories: 450 kcal
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Omega-3-Fatty Acid solution
• 250 ml bottle • MCT: (0.1 g/ml) or 25g • LCT: (0.08 g/ml) or 20g • Omega-3-FA: (0.02 g/ml) or 5g • Lipid Subcomponents:
– EPA/DHA (ω3): 0.0086g/ml to 0.0172g/ml or 2.15g to 4.3g
– α-linolenic acid (ω3): 0.005g/ml to 0.011g/ml or 1.25g to 2.75g
– Linoleic acid (ω6): 0.048g/ml to 0.058g/ml or 12g to 14.5g
• Osmolality: 410 mOsm/kg • Total kcal: 450 kcal
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ESPEN Guidelines 2009: PN
• VITAMINS & TRACE ELEMENTS
– After surgery in those patients who are unable to be fed via the enteral route, and in whom total or near total parenteral nutrition is required, a full range of vitamins and trace elements should be supplemented on a daily basis
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Antioxidants
Randomized prospective trial of antioxidant supplementation in critically ill surgical patients
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ESPEN Guidelines 2009: PN
• MIXTURE
– Optimal nitrogen sparing has been shown to be achieved when all components of the parenteral nutrition mix are administered simultaneously over 24 hours (Grade A)
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ESPEN Guidelines 2009: PN
• WEANING
– Weaning from parenteral nutrition is not necessary (Grade A)
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ERAS: Enhanced Recovery After Surgery (colon surgery)
• Pre-operative bowel preparation: not required for all patients
• Pre-anesthetic medication: not indicated • Pre-operative fasting and fluids:
– Can drink fluids 2 hrs before anesthesia – Should receive preoperative carbohydrate loading
• Standard anesthetic protocol: epidural or intravenous
• Prevention of intraoperative hypothermia • Thromboembolic prophylaxis • Nasogastric decompression – not recommended
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ERAS: Enhanced Recovery After Surgery (colon surgery)
• Prophylactic antibiotics – recommended • Drainage should not be routinely used • Urinary bladder drainage – 24 to 48 hours after
surgery • Fluid therapy – avoid excessive fluids • Ileus prophylaxis and promotion of GI motility • Post-operative analgesia: continuous thoracic
epidural • Nutrition: oral nutrition on first day in addition to
normal food • Early mobilization: out of bed on the 6th hour post