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Nutrition and GI
YOU KNOW
81
Nursing
Undergraduate 3
10/03/2013

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Term
GERD Patho
Definition
There is no single cause of GERD
Lower esophagus becomes overwhelmed by the reflux of acidic gastric secretions
Lower esophageal sphincter (LES) is the anti-reflux barrier
Term
GERD Causes
Definition
Hiatal hernia
Incompetent LES
Decreased esophageal clearance (decrease in esophongeal clearing-like smoking)
Decreased gastric emptying (elderly, diabetes)
Term
GERD Risk factors
Definition
Obesity
Pregnancy
Smoking
Term
GERD
Clinical manifestation
Definition
Heartburn (pyrosis) **most common
Dyspepsia (epigastric pain)
Hypersalivation
Respiratory symptoms
Wheezing
Coughing
Dyspnea
Hoarseness
Sore throat
Globus sensation (feeling of lump in throat)
Regurgitation
Early satiety
Postmeal bloating
N/V
Term
GERD Complications
Definition
Esophagitis
Barrett’s esophagus
Respiratory complications (atypical)
Bronchospasm
Laryngospasm
Cricopharyngeal spasm
Asthma
Bronchitis
Pneumonia
Term
GERD Diagnostics
Definition
History & Physical
Barium swallow
Endoscopy
Trial of PPI therapy* (pt. are given a trial to see if symptoms get better and go away)
Biopsy and cytology
Manometric studies
Term
PPI's
Definition
Early in the morning, 30 minutes before meals, decrease volume of acid and protect muscosa
Term
Barium
Definition
Swallowed to make sure everything opened, sets up like concrete, we aren't worried about leaking out
Term
Gastografin
Definition
Mix with fluids, check for leak or know there is
Term
GERD Collab. Care
Definition
Lifestyle modification
Nutritional therapy
Drug therapy
Improve LES function
Increase esophageal clearance
Decrease volume and acidity of reflux
Protect esophageal mucosa
Surgical therapy
Endoscopic therapy
Term
Caffine
Definition
Stimulant creates acid production
Term
Nutrition
Definition
Fatty foods take longer to break down. Avoid red wine, orange juice, chew gum to produce salvia!
Term
Hiatal Hernia is associated with
Definition
Weakening of the diaphragm
Obesity
Kyphosis
Factors that increase
intraabdominal pressure
Girdles
Pregnancy
Intense physical activity & heavy
lifting on a continual basis
Pregnancy or ascites
Tumors
Term
GERD Nursing diag and inter
Definition
dia-imbalanced nutrition, pain, sleep disturbances
Interventions-assess pain, sleep status, some spit up blood, take UPI's (?) first thing in morning on an empty stomach, eat small meals, after eating sty up 2-3 hrs, bed up 30 degress, avoid smoking stress, late night eating, fatty foods, avoid alcohol and caffeine
Term
GERD Nursing interventions
Definition
Activities: Teaching
Avoid factors causing GERD
Smoking
Stress
Late night eating
Alcohol and caffeinated products
Elevate HOB 30 degrees (4 to 6 inch blocks)
Do not lie down for 2-3 hours after eating
Eat small, frequent meals
Chew food thoroughly
Term
Nissen Fundoplication Nursing interventions
Definition
Activities: Post-op care: Lap/Open Nissen
Prevention of respiratory complications
Maintenance of F/E balance
Prevention of infection
Diet
Nsaids-good for pain, bad for GERDS
Term
UGI Bleed (Upper GI Bleed)
DAT STUFF!
Definition
Term
Melena
Definition
Black tarry stools
Term
Hematochezia
Definition
maroon colored stool
Term
Hematemesis
Definition
bloody vomitus or coffee-ground appearance
Term
Approximately 25% persons on chronic NSAIDs develop
Definition
ulcers
Term
80-85% of pts with massive hemorrhage spontaneously
Definition
stop
Term
Stress Related Mucosal Disease (Stress Ulcers)
Definition
mucosal injury is found in 70-90% of ICU patients (see picture above)
Term
Clinically Important Bleeding
Definition
Spontaneous decrease of more than 10 mm in SBP (with pt sitting up) or increase of 20 bpm in heart rate or decrease of more than 2 g/dL in hbg.
Term
UGI Bleed
Assess
Definition
Physical exam (LOC, Restless,VS, character/rate of pulse, peripheral perfusion, skin color/cold or clammy)
Term
UGI Bleed Diagnosis: Nandas
Definition
Risk for aspiration r/t active bleeding and altered LOC, Decreased cardiac output r/t loss of blood, Deficient fluid volume r/t acute loss of blood or gastric secretions, Ineffective peripheral tissue perfusion r/t loss of circulatory volume, Anxiety
Term
UGI Bleed Interventions
Definition
Prophylaxis through education regarding medications & lifestyle, HOB up to prevent aspiration, Accurate I&O, H&H Q 4-6hr, O2 PRN, Assess stools/emesis/NG, Iced gastric lavage, 2 IV sites (#20 or bigger), avoid red foods/beets, Note bowel sounds, watch for tense rigid abd as may indicate perforation or peritonitis, Endoscopic hemostasis by electrocoagulation, Drug therapy with Octreotide (Sandostatin) to stop bleeding & drugs to protect stomach and decrease acid, Surgical
Term
Peptic Ulcer Disease
Definition
Peptic Ulcer Disease Accounts for 50% of the cases of UGI bleeds
Term
Peptic Ulcer
2 Reasons for ulcers to develop
Definition
Increase Acid Production
Decreased mucosal
Protection
Term
Peptic ulcer disease Types
Definition
Acute or Chronic
Gastric
Duodenal
Term
PUD Pathophysiology:
Definition
2 reasons: acid up or barrier broken
Ulcers develop in acidic environment*
Stomach protected from autodigestion by the gastric mucosal barrier*
Mucosal surface is renewed every 3 days
Destroyers of mucosal barrier:
H. pylori
ASA and NSAID’s
Corticosteroids
Cytotoxic drugs
Increased vagal stimulation
Term
PUD Gastric Ulcer
Definition
Pain located high in epigastrium
Pain occurs with meal or 1-2 hours after meal (burning/gaseous)
More deadly b/c more common over age 50
Erosion through gastric mucosa causes worsened pain with ingestion of food
Term
PUD Duodenal ulcer
Definition
Pain located midepigastric region below the xiphoid process
Posterior ulcers may cause back pain
Pain may get better with eating and then it occurs again 2-5 hours later after meal (burning or cramp-like)
80% of all peptic ulcers are Duodenal ulcers (increased risk 35-45y/o)
H. pylori found in 90-95% of pts with Duodenal ulcers
Term
PUD Clinical Complications
Definition
Hemorrhage
Most common complication
Erosion of granulation tissue at base of ulcer or through a blood vessel
Duodenal ulcers – greater % GI bleeding
Perforation
Considered most lethal complication
Ulcer penetration through serosal surface with spillage of gastric or duodenal contents into peritoneal cavity
Characterized by sudden onset of severe pain
Gastric Outlet Obstruction
BP is down, tachycardia, look and feel sick
Older they are the worst their prognosis
Term
Gastric outlet obstruction
Definition
Narrowing of pylorus
Long history of ulcer pain
Vomiting common – often projectile
Generalized upper abdominal discomfort
Pain worse at end of day
Term
PUD Diagnostics
Definition
History & Physical
Endoscopy
Lab studies
Antibody tests
Urea breath test
Stomach biopsy
Barium contrast studies
Term
PUD Collab. Care
Definition
Adequate rest
Dietary modification
Smoking cessation
Drug therapy
H2 receptor blockers
PPI’s
Antibiotics (H. pylori)
Antacids
Anticholinergics
Cytoprotective drugs
Stress management
Term
PUD Collab Care
Definition
Therapy R/T PUD complication: Acute exacerbation
Stomach decompression
IV fluid replacement
Conservative therapy treatment
5 year follow up
Therapy R/T PUD complication: Perforation
Stomach aspiration and decompression
Fluid volume replacement
Antibiotic therapy
Surgical therapy
Term
PUD
Collab Care
Therapy R/T PUD complication: Gastric outlet obstruction
Definition
Stomach decompression
Fluid/electrolyte replacement
Endoscopic pyloric dilation
Surgical therapy
Term
Nursing Diagnosis PUd
Definition
Electolyte imbalance, nausea, ineffective health managaement, pain
Term
Peptic Ulcer Disease Nursing Interventions: Non-surgical patient
Definition
Activities:
Monitor VS
Keep pt NPO
NG tube maintenance
IV fluid/electrolyte replacement
Promote physical and emotional rest
Administer prescribed medications
Monitor for complication – hemorrhage, perforation, gastric outlet obstruction
Teaching
Term
Collaborative Care (Treatment):
PUD
Definition
Simple closure with omental graft
– repairs perforation
Pyloroplasty and vagotomy
– repairs gastric outlet obstruction
Billroth I and II, vagotomy and pyloroplasty
– to facilitate ulcer removal/reduction
Term
PUD Post-op Complications
Definition
Dumping syndrome
Large bolus of hypertonic fluid enters intestines 15-30 minutes following a meal
Results in decreased plasma volume
Manifestations:
Generalized weakness
Sweating
Palpitations
Dizziness
Abdominal cramping
Urge to defecate -- diarrhea
Term
Post-op Complications
PUD
Definition
Postprandial hypoglycemia
Term
Postprandial hypoglycemia
Definition
Variant of dumping syndrome
Dumping of high carbohydrate fluid bolus
Results in hyperglycemia and excessive insulin secretion leading to hypoglycemia
Manifestations – same as with any hypoglycemic reaction
Occurs approximately 2 hours following meals
Term
PUD Nursing Interventions: Surgical patient
Definition
Assessment
Activities:
Routine pre/post-op care/teaching
Monitor VS
NG tube maintenance
Monitor for bowel obstruction
IV fluid/electrolyte replacement
Promote physical and emotional rest
Provide pain relief measures
Teaching
Term
Assessment
Activities:
Routine pre/post-op care/teaching
Monitor VS
NG tube maintenance
Monitor for bowel obstruction
IV fluid/electrolyte replacement
Promote physical and emotional rest
Provide pain relief measures
Teaching
Definition
Increased occurrence in elderly R/T increased NSAID use
Pain may not be first sign of ulcer – frank GI bleeding
Higher mortality R/T existing health problems
Treatment same as younger adult with emphasis on preventive measures
Term
What is nutrition?
Definition
Process where the body uses food for energy, growth, and maintenance and repair of body tissues.
Term
Essential components
Definition
Carbohydrates
Fats
Proteins
Vitamins and minerals
Term
Proteins
Definition
complex nitrogenous organic compounds
Term
They are essential for
Definition
tissue growth, repair and maintenance
Body regulatory functions
Energy production
Amino acids-fundamental structure
4 kcal/gm
10-35% daily caloric needs should be protein
Term
Special Diets:
Definition
Vegans, vegetarians
Term
Vegans:
Definition
Eat only plant food
Term
Lacto-ovo-vegetarians
Definition
Eat plant food
Dairy products
Eggs
Term
Cultural Considerations
Definition
Avoid stereotyping
Effects of cultural food choices
Sensitivity to cultural beliefs regarding nutrition and food choice
Teaching
Term
Gerontologic Considerations
Definition
Changes in oral cavity
Changes in digestion and motility
Medical conditions
Changes in musculoskeletal system
Changes in sensory perception
Lifestyle changes
Term
Malnutrition Causes
Definition
Socioeconomic status
Cultural influence
Psychologic disorders
Medical conditions
Medical treatments
Term
Malnutrition Patho
Definition
Phases of starvation
Carbohydrates
Amino Acids – negative nitrogen balance
Body fat (5-9 days)
Generally depleted in 4-6 weeks
Body protein (internal organs and plasma)
Term
Clinical Manifestations
Malnutrition
Definition
See Table 40-8, pg. 926 in textbook
Affects all body systems
Most obvious manifestations are noted in:
Skin
Eyes
Mouth
Muscles
CNS
Term
Mal Diagnostics
Laboratory studies
Definition
Albumin
Prealbumin
Transferrin-protein that transports iron
Electrolytes
CBC
Term
Mal Diagnosis
Anthropometric Measurements
Definition
Height and weight
BMI
Recent weight change
Term
mal nursing management
Definition
Assessment:
Nutritional Screening
Height, Weight, BMI
Diet history
Term
Nursing Management – Interventions:
Malnutrition
Definition
Activities:
Daily weights
I & O
Calorie counts
Monitor wound healing
Nutritional supplements
Oral feeding
Enteral nutrition
Parenteral nutrition
Term
Malnutrition
Oral Feeding
Definition
Oral Feeding:
High calorie oral supplements
Milk shakes
Puddings
Commercial products
Ensure
Boost
Term
Enteral Nutrition:
Definition
Tube inserted into the stomach, duodenum, or jejunum
Term
Enternal Indications
Definition
Anorexia
Orofacial fractures
Head/neck cancer
Neurologic or psychiatric conditions
Extensive burns
Chemotherapy or radiation therapy patients
Term
Enteral Nutrition procedures
Definition
Patient position
Tube patency and position
Formula (closed system 24hr or open system 8hr)
Administration of feeding
General nursing considerations
Term
Complications Eternal
Definition
Vomiting and/or Aspiration

Diarrhea

Constipation

Dehydration
Term
Parenteral Nutrition
Definition
Via bloodstream
Term
Parenteral Nutrition
Indications
Definition
: When GI tract cannot be used for the ingestion, digestion, and absorption of essential nutrients.
See table 40-14, pg. 936 in textbook
Term
Parenteral Nutrition:
Procedure
Definition
Aseptic technique is critical
PN solution is excellent media for microbial growth
Use of inline filter
0.22 micron filter
1.2 micron filter
Filter and tubing change
PN with lipids
PN with amino acids and dextrose
Rate control
Term
Parenteral Nutrition:
Complications
Definition
Infection
Metabolic
Mechanical
-Insertion
-Dislodgement
-Thrombosis of great vein
-Phlebitis
Term
Parenteral Nutrition – Nursing Interventions
Definition
Monitor VS
Daily weights
Monitor lab: glucose, electrolytes and BUN, CBC, and hepatic studies 3 x weekly until stable
Strict aseptic catheter care
Monitor for S/S of infection
Monitor for refeeding syndrome
Strict 24 hour bag changes
Term
Obesity
Definition
Most common nutritional problem
Affects nearly 1/3 of population
BMI >30
Second leading cause of preventable disease in U.S.
Estimated healthcare costs R/T obesity are as high as $147 billion annually
Term
Obesity
Patho
Definition
Classification by fat distribution:
Gynoid obesity
(pear shape)
Android obesity
(apple shape
Term
Obesity risks
Definition
Cardiovascular disease
Respiratory problems
Diabetes mellitus
Musculoskeletal problems
GI and liver problems
Cancer
Term
Gerontologic Considerations Obesity
Definition
More common in older women than men
Exacerbates age-related declines in physical function
Live 6-7 years less than those of normal weight
Contributes to increased urinary incontinence
Increases risk of cancer – breast, colorectal, gallbladder, endometrial, and prostate
Term
Obesity Collaborative Care (Treatment):
Definition
Nutritional therapy
Exercise
Behavior modification
Support groups
Drug therapy
Appetite suppressing drugs-Meridia (not for pt’s w/heart disease or CVA)
Nutrient absorption blocking drugs-Xenical
Surgical therapy
Term
Collaborative Care (Treatment): Surgical Therapy
Definition
Restrictive Surgery
Vertical banded gastroplasty
Adjustable gastric banding *** (pouch holds 10-15ml)
Vertical Sleeve Gastrectomy
Malabsorptive Surgery (pouch holds 100-200ml)
Biliopancreatic diversion with or w/o duodenal switch
Combination – Restrictive and Malabsorptive ***
Roux-en-Y gastric bypass
(pouch holds 20-30ml
Term
Obesity Nursing Management:
Definition
Assessment
Pre-op care
Post-op care
-Oxygenation
-Pain control
-Strict C&DB
-Strict position changes and ROM -exercises
-Monitor for S/S of infection
-NG tube maintenance
Term
Obesity nursing management
Definition
Post-op care (continued)
Skin care
Feeding
First 24 hours
After 24 hours to 2 weeks
2-4 weeks
4-6 weeks
Home Care
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