g.i. disorders lower g.i. and accessory organs. irritable bowel syndrome approximately 5 million...
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G.I. DisordersG.I. Disorders
Lower G.I. Lower G.I. and and
accessory accessory organsorgans
Irritable Bowel SyndromeIrritable Bowel Syndrome Approximately 5 million Approximately 5 million
people in the U.S. suffer people in the U.S. suffer with the syndromewith the syndrome
Also known as:Also known as:– ColitisColitis
Does not always include Does not always include inflammationinflammation
– Spastic colonSpastic colon Does not always occur in Does not always occur in
the Colonthe Colon
– Not to be confused with Not to be confused with Ulcerative ColitisUlcerative Colitis
Irritable Bowel SyndromeIrritable Bowel Syndrome
Characterized by:Characterized by:– Pain (duration > 3 months)Pain (duration > 3 months)
SymptomsSymptoms– Diarrhea, constipation or alternating Diarrhea, constipation or alternating
episodes of bothepisodes of both– Flatulence, bloating, Flatulence, bloating, – Indigestion, belching, heartburn, nauseaIndigestion, belching, heartburn, nausea– Mucus in the stoolMucus in the stool
Irritable Bowel SyndromeIrritable Bowel Syndrome
Medical Nutrition TherapyMedical Nutrition Therapy– Elemental diet, for persons with acute IBSElemental diet, for persons with acute IBS– Low fat Diet, with liberal fruits and veggiesLow fat Diet, with liberal fruits and veggies
Soluble fiberSoluble fiber
– Avoid milk Avoid milk (lactose intolerance common) (lactose intolerance common)
– Liberal lactose free liquidsLiberal lactose free liquids– Avoid spicy foodsAvoid spicy foods– Avoid gas-forming foodsAvoid gas-forming foods– Avoid caffeine, alcohol, sorbitolAvoid caffeine, alcohol, sorbitol
Client EducationClient Education Vitamin B-complex supplement may be Vitamin B-complex supplement may be
necessarynecessary Encourage regular bowel evacuationEncourage regular bowel evacuation Stress and coping mechanismsStress and coping mechanisms Regular exerciseRegular exercise Food diaries may help identify food Food diaries may help identify food
sensitivitiessensitivities Products that reduce intestinal gas Products that reduce intestinal gas
(Bean-O)(Bean-O)
Diverticular DiseaseDiverticular Disease Diverticula – the Diverticula – the
presence of presence of outpouchings in the outpouchings in the intestinal wallintestinal wall– Diverticulum Diverticulum
Diverticulitis – Diverticulitis – inflammation of inflammation of diverticuladiverticula
Diverticulosis – the Diverticulosis – the presence of presence of diverticuladiverticula
Diverticular DiseaseDiverticular Disease©2001 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning™ is a trademark used herein under license.
Medical Nutrition Medical Nutrition therapytherapy
DiverticulitisDiverticulitis (Inflamed state) (Inflamed state) Bowel rest – NPOBowel rest – NPO ( (nil per os)nil per os) Clear liquidsClear liquids Progress to Soft, Low fat dietProgress to Soft, Low fat diet No excess spices or fiberNo excess spices or fiber Gradually progress to normal fiber Gradually progress to normal fiber
intake as inflammation decreasesintake as inflammation decreases
Medical Nutrition Medical Nutrition therapytherapy
Diverticulosis (Convalescent state)Diverticulosis (Convalescent state) High fiber - >30grams per day High fiber - >30grams per day
desirabledesirable– Start with small amount and increase Start with small amount and increase
graduallygradually– Add whole grains, raw fruits and vegetablesAdd whole grains, raw fruits and vegetables
Increase fluid intakeIncrease fluid intake Low fatLow fat
Medical Nutrition Medical Nutrition therapytherapy
In both conditions, In both conditions, AVOIDAVOID::
Small seeds Small seeds (strawberries, poppy)(strawberries, poppy)
Nuts, chunky peanut Nuts, chunky peanut butterbutter
PopcornPopcorn CornCorn Fibrous vegetablesFibrous vegetables
Ulcerative ColitisUlcerative Colitis Inflammatory bowel Inflammatory bowel
diseasedisease Symptoms:Symptoms:
– Diarrhea (resulting in Diarrhea (resulting in malabsorption)malabsorption)
– Rectal bleeding (resulting Rectal bleeding (resulting in anemia)in anemia)
– Cramping, abdominal Cramping, abdominal painpain
– Anorexia, weight lossAnorexia, weight loss
Medical Nutrition Medical Nutrition therapytherapy
Dietary interventions do not Dietary interventions do not lessen diseaselessen disease– Low fiberLow fiber– Lactose freeLactose free– Vitamin and mineral Vitamin and mineral
supplementationsupplementation
Regional Enteritis Regional Enteritis (Crohn’s)(Crohn’s)
Inflammation and Inflammation and ulceration of the G.I. ulceration of the G.I. tract.tract.
Nutrition consequencesNutrition consequences– Protein malnutritionProtein malnutrition
hypoalbuminemiahypoalbuminemia
– Vitamin deficienciesVitamin deficiencies Vitamin BVitamin B1212, Folate, C and fat , Folate, C and fat
solublessolubles
– Mineral deficienciesMineral deficiencies Calcium, Magnesium, Zinc, Calcium, Magnesium, Zinc,
IronIron
– Anemia Anemia
Medical Nutrition Medical Nutrition therapytherapy
High kcal, High kcal, High protein, (1-1.5g/kg)High protein, (1-1.5g/kg) Fat restricted Fat restricted (if steatorrhea is present)(if steatorrhea is present) Low fiberLow fiber Vitamin and mineral supplementationVitamin and mineral supplementation Avoid foods not well tolerated Avoid foods not well tolerated (i.e. (i.e.
lactose)lactose) Small, frequent meals recommended Small, frequent meals recommended
Celiac DiseaseCeliac Disease Also known as Celiac SprueAlso known as Celiac Sprue Inflammatory condition of the G.I. tract that Inflammatory condition of the G.I. tract that
affects the small intestines.affects the small intestines. Malabsorption due to a sensitivity to GliadinMalabsorption due to a sensitivity to Gliadin Gliadin = part of the protein Gluten found in:Gliadin = part of the protein Gluten found in:
wheat, buckwheat, Rye, barleywheat, buckwheat, Rye, barley Oats Oats (can usually be taken in small amounts)(can usually be taken in small amounts)
Celiac DiseaseCeliac Disease
ConsequencesConsequences Protein malnutrition Protein malnutrition (low serum protein (low serum protein
levels)levels)
Anemia – iron, folate and Vit B12 Anemia – iron, folate and Vit B12 deficiencydeficiency
Steatorrhea, diarrhea Steatorrhea, diarrhea (resulting in weight(resulting in weight loss)loss)
Calcium deficiency Calcium deficiency (resulting in bone pain)(resulting in bone pain)
Vitamin and mineral deficiencies Vitamin and mineral deficiencies (fat (fat soluble vitamins lost with steatorrhea)soluble vitamins lost with steatorrhea)
Medical Nutrition Medical Nutrition therapytherapy
Gliadin-free/ gluten restricted dietGliadin-free/ gluten restricted diet– No wheat, buckwheat, rye,barleyNo wheat, buckwheat, rye,barley– Small amount of oats Small amount of oats (may be contaminated (may be contaminated
with wheat during processing)with wheat during processing)
May have: corn, rice, tapioca, potato, May have: corn, rice, tapioca, potato, arrowroot, cassava (yuca) gluten-free arrowroot, cassava (yuca) gluten-free flourflour
Lactose restrictedLactose restricted Vitamin and mineral supplementationVitamin and mineral supplementation
Accessory Accessory OrgansOrgans
PancreatitisPancreatitis Inflammation of the Inflammation of the
PancreasPancreas Acute – due to organ Acute – due to organ
autodigestionautodigestion
- Usually as a result of duct - Usually as a result of duct obstructionobstruction
- Enzymes become activated - Enzymes become activated in duct instead of in duct instead of duodenumduodenum
Alcohol abuseAlcohol abuse Gallstones (~45% of all Gallstones (~45% of all
cases)cases)
Acute PancreatitisAcute Pancreatitis
Symptoms of Acute Symptoms of Acute PancreatitisPancreatitis
Sudden, severe abdominal painSudden, severe abdominal pain– May be constant and disablingMay be constant and disabling
Nausea, vomitingNausea, vomiting DiarrheaDiarrhea Approximately 25% develop Approximately 25% develop
chronic pancreatitischronic pancreatitis
Medical Nutrition Medical Nutrition therapytherapy
NPO with IV feedings ~ 48 hoursNPO with IV feedings ~ 48 hours Jejunostomy feedings if longerJejunostomy feedings if longer
Clear liquid progress to Low fat dietClear liquid progress to Low fat diet Provide pancreatic enzyme Provide pancreatic enzyme
replacementreplacement Small frequent mealsSmall frequent meals No alcohol, caffeineNo alcohol, caffeine
Chronic PancreatitisChronic Pancreatitis Fibrotic, necrotic disease Fibrotic, necrotic disease
where cells suffer where cells suffer permanent damage.permanent damage.
Decreased enzyme Decreased enzyme productionproduction
Nausea, vomiting, Nausea, vomiting, abdominal painabdominal pain
Most common cause is Most common cause is alcohol abuse (~70%) alcohol abuse (~70%)
Other causes: pancreatic Other causes: pancreatic cancer, Cystic Fibrosiscancer, Cystic Fibrosis
Medical Nutrition Medical Nutrition therapytherapy
High calorie, semi-elemental tube High calorie, semi-elemental tube feedingfeeding
Low fat, high calorie, moderate proteinLow fat, high calorie, moderate protein Low fiberLow fiber Six small mealsSix small meals No alcohol, caffeine or gastric stimulantsNo alcohol, caffeine or gastric stimulants Vitamin and mineral supplementationVitamin and mineral supplementation
Cystic FibrosisCystic Fibrosis
ConsequencesConsequences Pancreatic insufficiency (80-90%)Pancreatic insufficiency (80-90%)
– May require enzyme replacement, insulinMay require enzyme replacement, insulin Chronic lung diseaseChronic lung disease
– Lung infections – major cause of deathLung infections – major cause of death Growth retardation (85%)Growth retardation (85%) Decreased bone densityDecreased bone density Abnormally high electrolytes in sweatAbnormally high electrolytes in sweat
Medical Nutrition Medical Nutrition therapytherapy
High kcal, high High kcal, high proteinprotein– 20 – 50% above 20 – 50% above
normal needsnormal needs Pancreatic enzymesPancreatic enzymes
– To control To control steatorrheasteatorrhea
Multivitamin Multivitamin supplementationsupplementation
Liberal salt useLiberal salt use Encourage fluidsEncourage fluids
Medical Nutrition Medical Nutrition therapytherapy
When body weight When body weight falls below 85% std, falls below 85% std, alternate feedings alternate feedings are indicated.are indicated.
Infant feeding:Infant feeding:– Enzyme replacement Enzyme replacement
with breast feedingwith breast feeding– Up to ¼ tsp salt daily Up to ¼ tsp salt daily
given to replace given to replace losseslosses
Liver: HepatitisLiver: Hepatitis
Definition: Inflammation of the LiverDefinition: Inflammation of the Liver 5 types5 types Hepatitis A associated with Hepatitis A associated with
food/water contamination – highly food/water contamination – highly contagious.contagious.
HepatitisHepatitis SymptomsSymptoms- JaundiceJaundice- Dark urineDark urine- Elevated liver Elevated liver
enzymesenzymes- Tender, enlarged Tender, enlarged
liverliver Hepatitis is mainly Hepatitis is mainly
acute, but sometimes acute, but sometimes chronicchronic– May lead to cancer, May lead to cancer,
liver failure, hepatic liver failure, hepatic coma, deathcoma, death
Medical Nutrition Medical Nutrition TherapyTherapy
Regular dietRegular diet High protein, high kcal (if High protein, high kcal (if
malnourished)malnourished) Small, frequent feedingsSmall, frequent feedings
– Anorexia, nausea is commonAnorexia, nausea is common Nutritional supplement (Ensure, Nutritional supplement (Ensure,
Boost)Boost)
CirrhosisCirrhosis Definition:Definition: Chronic Chronic
liver failure where liver failure where scar tissue replace scar tissue replace liver cells and there liver cells and there is a permanent loss is a permanent loss of function. of function.
Causes: Causes: Alcohol Alcohol abuseabuse
Biliary tract Biliary tract obstructionobstruction
InfectionInfection
Consequence of CirrhosisConsequence of Cirrhosis Portal hypertensionPortal hypertension Esophageal varicesEsophageal varices AscitesAscites Elevated blood Ammonia levelsElevated blood Ammonia levels
Hepatic ComaHepatic Coma Changes in judgment, mood, Changes in judgment, mood,
personalitypersonality Sweet, musky or pungent (fecal) odorSweet, musky or pungent (fecal) odor Flapping tremor of outstretched handFlapping tremor of outstretched hand
Medical Nutrition Medical Nutrition TherapyTherapy
Energy: Energy: adequate carbohydrate and fat adequate carbohydrate and fat to spare protein (35-45kcal/kg BW)to spare protein (35-45kcal/kg BW)
Protein (1.0 – 1.5 gm/kg BW)Protein (1.0 – 1.5 gm/kg BW)– Enough to regenerate cells, but not Enough to regenerate cells, but not
increase ammoniaincrease ammonia– Impending coma (40 – 60 gm/day)Impending coma (40 – 60 gm/day)– ComaComa
Vegetable protein and Branch Chain Amino Vegetable protein and Branch Chain Amino AcidAcid
Medical Medical Nutrition Nutrition TherapyTherapy
Sodium (2 grams)Sodium (2 grams)– To control ascitesTo control ascites
Fluids (1.0 – 1.5 Fluids (1.0 – 1.5 liters/ day)liters/ day)– Restricted to Restricted to
control ascitescontrol ascites Vitamin and Vitamin and
mineralmineral
Drug Drug TherapyTherapy
AntibioticsAntibiotics– To limit growth of To limit growth of
intestinal bacteriaintestinal bacteria LaxativesLaxatives
– to decrease transit to decrease transit timetime
DiureticsDiuretics– To reduce fluid To reduce fluid
retentionretention
CholelithiasisCholelithiasis GallstonesGallstones: solid masses that form in : solid masses that form in
the gallbladder from bilethe gallbladder from bile BileBile: fat emulsifier produced in the liver : fat emulsifier produced in the liver
and stored in the gallbladderand stored in the gallbladder Gallstones are:Gallstones are:
– Cholesterol stonesCholesterol stones– Pigment stonesPigment stones
Risk FactorsRisk Factors
Body weight (obesity)Body weight (obesity) Gender (female)Gender (female) Age (~40 yrs)Age (~40 yrs) EthnicityEthnicity Type II diabetesType II diabetes Short bowel syndrome, gastric Short bowel syndrome, gastric
bypassbypass Certain medicationsCertain medications
Medical Nutrition Medical Nutrition TherapyTherapy
Low fatLow fat– Weight reduction if appropriateWeight reduction if appropriate
High fiberHigh fiber– Soluble fibers bind bile acidsSoluble fibers bind bile acids
Avoid gas formersAvoid gas formers– Prevent distentionPrevent distention
Water-based fat soluble vitaminsWater-based fat soluble vitamins
Renal Diseases:Renal Diseases:Nephrotic SyndromeNephrotic Syndrome
Definition: Cluster of symptoms Definition: Cluster of symptoms which result in protein in the urine which result in protein in the urine (albuminuria)(albuminuria)
Consequences:Consequences:– Protein calorie malnutritionProtein calorie malnutrition– AnemiaAnemia– InfectionInfection– AtherosclerosisAtherosclerosis
For unknown reasons, blood lipid levels riseFor unknown reasons, blood lipid levels rise
Medical Nutrition Medical Nutrition TherapyTherapy
Adequate non-protein caloriesAdequate non-protein calories Normal protein intake (0.8 – 1.0 Normal protein intake (0.8 – 1.0
gm/kg)gm/kg) Low saturated fat/ low cholesterolLow saturated fat/ low cholesterol Sodium restriction (~2 grams)Sodium restriction (~2 grams)
Renal FailureRenal Failure Definition: Loss of the Definition: Loss of the
kidney’s ability to kidney’s ability to functionfunction
May be acute or chronicMay be acute or chronic Consequences:Consequences:
– Uremia (azotemia)Uremia (azotemia)– Electrolyte imbalance Electrolyte imbalance
(Hyperkalemia)(Hyperkalemia)– Changes in fluid balanceChanges in fluid balance
Medical Nutrition Medical Nutrition therapytherapy
Consider:Consider:– Energy needs (non-protein kcalories)Energy needs (non-protein kcalories)– Protein restrictionProtein restriction
Depending on kidney functionDepending on kidney function
– Electrolyte restriction`Electrolyte restriction` Sodium, potassium, phosphorusSodium, potassium, phosphorus
– Fluid restrictionFluid restriction Monitor intake and outputMonitor intake and output
– SupplementsSupplements Calcium, folate, Vitamin BCalcium, folate, Vitamin B66, Vitamin D, Vitamin D
Renal Calculi Renal Calculi (kidney (kidney stones)stones)
Calcium stones (>75%)Calcium stones (>75%)– Causes: Hypercalciuria (idiopathic)Causes: Hypercalciuria (idiopathic)– ImmobilizationImmobilization– hyperoxaluriahyperoxaluria
Medical Nutrition TherapyMedical Nutrition Therapy– Calcium managementCalcium management– Increased fluidsIncreased fluids– Limit oxalate intakeLimit oxalate intake
Renal Calculi Renal Calculi (kidney (kidney stones)stones)
Uric Acid StonesUric Acid Stones– Common in goutCommon in gout
Medical Nutrition TherapyMedical Nutrition Therapy– Low Purine dietLow Purine diet– Increase fluidsIncrease fluids
Cystine stonesCystine stones– Genetically linkedGenetically linked
Medical Nutrition TherapyMedical Nutrition Therapy– Low Methionine dietLow Methionine diet– Increased fluidsIncreased fluids