Pediatric G.i Disorders Final

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PRESENTATION CONGENITAL ABNORMALITIES OF G.I SYSTEM

BY RASHID HUSSAIN Post R.N B.Sc Nursing SUBJECT : ADVANCE NURSING CONCEPTS-II

Khyber Medical University Post Graduate College of Nursing Peshawar 10-11-2009

Introduction 

Birth defect is a widely-used term for a congenital malformation, i.e. a congenital, physical anomaly which is recognizable at birth, and which is significant enough to be considered a problem. According to the (Centers for Disease Control and Prevention, CDC) most birth defects are believed to be caused by a complex mix of factors including genetics, environment, and behaviors, though many birth defects have no known cause. 2

AIM: To share the knowledge among the participants about the Cogenital disorders of G.I system. OBJECTIVES: At the end of presentation the participants will be able to: 

Describe the normal characteristics of pediatric G.I system.



Define congenital disorder.



Enlist the congenital disorders of G.I system.



Explain different congenital abnormalities of G.I system with causes, pathophysiology and signs & symptoms.



Describe the nursing care plan for each disorder.

3

Characteristics of the pediatric GI System 

Peristalsis occurs within 2 ½ to 3 hours in the neonate and extends to 3 to 6 hours in older infants and children.



The stomach capacity of the neonate is 30 to 60 ml, which gradually increases to 200 to 350 ml by age 12 months and 1,500 ml in the adolescent. 4



Up until 4 to 8 weeks, the neonatal abdomen is larger than the chest and the musculature is poorly developed.



The sucking and extrusion reflexes persist until 3 to 4 months.



Saliva production begins at age 4 months and aids in the process of digestion. 5



Spit-ups are frequent in the neonate because of the immature muscle tone of the lower esophageal sphincter (LES) and the low volume capacity of the stomach.



Increased myelination of nerves to the anal sphincter allows for physiologic control of bowel function, usually at about age of 2 years. 6



The

liver’s

slow

development

of

glycogen storage capacity makes the infant prone to hypoglycemia.



From ages 1 to 3 years, the composition of

intestinal

flora

becomes

more

adultlike and stomach acidity increases, reducing the number of GI infections. 7

What is congenital disorder? 

Congenital disorder involves defects in or damage to a developing fetus. It may be the result of genetic abnormalities, the intrauterine (uterus) environment, errors of morphogenesis, or a chromosomal abnormality. 



Any condition acquired during development in the uterus and not through heredity. 



en.wikipedia.org/wiki/Congenital_disorders

www.nasdha.net/LearningCenter/glossary.htm

Describes a disease or condition with which someone is born. 

www.organtransplants.org/glossary.html

8

Congenital G.I Disorders          

Cleft lip & cleft palate. Esophageal atresia or transesophageal fistula. Gastroesophageal Reflux. Omphalocele. Hirschprung’s Disease. Intussusception. Pyloric Stenosis. Diaphragmatic Hernia. Celiac Disease. Imparforate anus. 9

Cleft Lip 

Cleft lip and palate results when fusion involving the first brachial arch faills to to take place uring embryonic devellopment. failure of fusion of maxillary and median nasal process



hereditary



unilateral/bilateral



males

Tx: surgery –

Cheiloplasty; usually 1-3 mos

Rule of 10’s10 wks, 10 lbs, Hgb 10 gm/dl

10

Cleft Palate 

midline opening of palate



usually with Cleft lip



Female



surgery 6-18 mos - allows anatomic changes;



(ie, formation of palatine arch and tooth buds)

11

Pathophysiology of cleft lip & palate 

Cleft lip



Varies from a notch in the lip to complete separation of the lip into the nose.



Failure of maxillary process to fuse with nasal elevations on frontal prominence; normally occurs during 5th and 6th week of gestation.



Merge of upper lip at midline complete b/w 7th and 8th week of gestation.



Cleft palate



Failure of mesodermal masses of lateral palatine process to meet and fuse; normally occurs b/w 7th and 12th week of gestatioon.

• s/s:

????? 12

13

Nursing Dx: 

Risk for imbalanced nutrition, less than body requirements R/T feeding problems



Risk for ineffective airway clearance R/T oral surgery



Risk for infection during post op period

14

Nursing Care

Preop 

Adequate nutrition; sips of fluid btw feeding in upright position; use rubber tipped syringe; Burp



Prevent ear and upper respiratory tract infection



Address body image and speech concerns



Reassurance to parents

Postop 

monitor respiratory distress d/t edema, hemorrhage



Suction mucus and blood gently



dropper feeding 1st 3 weeks; regular feeding after



Anticipate needs and position to prevent tension on sutures •

Position side lying in cleft lip; prone in cleft palate 15

16

Esophageal Atresia with Tracheoesophageal Fistula 

Esophgeal atresia is a failure of the esophagus to form a continuous passage from the pharynx to the stomach during embryonic development, Tracheo-esophageal fistula is the abnormal sinous connection b/w the trachea and esophagus.



maternal hydramnios and prematurity



S/S:



coughing, choking, cyanosis, dyspnea, excessive secretion, abdominal distention



Dx:



Ba swallow 17

18

Nursing Dx: 

Risk for imbalanced nutrition, less than body requirements R/T inability for oral intake



Risk for infection R/T aspiration or seepage of stomach contents into lungs



Risk for impaired skin integrity R/T gastrostomy tube insertion site 19

Nursing care Preop 

Suction regularly



Elevate the head



Gastrostomy feeding



hydration



O2

Postop 1.

Observe for respiratory distress

2.

Proper positioning –avoid hyperextension of neck

3.

Continue suction

4.

Prevent wound infection

5.

Provide pacifier 20

Post Gastrostomy

21

Hirschprung’s Disease 





Aganglionic megacolon. Absence of parasympathetic ganglionic cells in a segment of the colon (usually at the distal end of the large intestine: rectosigmoid colon) Lack of innervation to a bowel segment causes a lack of, or alteration in, peristalsis in the affected part 

Male predominance

22



Causes Familial, congenital defect Commonly exists with other congenital anomalies, particularly Down’s syndrome (trisomy 21) and anomalies of the urinary tract



Pathophysiology



Absence of or reduce number of ganglion cells in the intetinal muscle wall, distal end of colon.



No paristalsis in the affected portion.



Affected portion is narrow > proximal end dialated.



Abddominal ddistention & constpation results.

23

S/S:      

Constipation Ribbonlike stools Failure to pass meconium or stool abdominal distention Bile stained or fecal vomiting

Complications Severe Constipation Enterocolitis – severe diarrhea, Hypovolemic shock, Death

24



Dx: Rectal biopsy provides definitive diagnosis by showing the absence of ganglion cells Ba enema – shows distention of the colon; spasm and a narrowed lumen in the affected bowel Abdominal X-rays show distention of the colon and air-fluid levels; No air is seen in the rectum



Tx: 1: primary resection of aganglionic segment. 2: colostomy, surgery: To decompress the colon, a temporary colostomy or ileostomy may be necessary

25

26

Nursing Dx: 

Constipation R/T reduced bowel function



Imbalanced nutrition, less than body requirements R/T reduced bowel function

Nursing Care Preop 1. Administer isotonic enemas: Normal saline solution or mineral oil to evacuate the bowel Daily enemas with 0.9% NaCl Don’t administer tap water. * Tap/hypotonic water will cause cardiac congestion or cerebral edema 2. Minimal residue diet with vitamin supplementation 3. Position semi fowlers to relieve dyspnea from distended abdomen 4. pacifier 27

After colostomy or Ileostomy 1.

Monitor fluid intake and output (ileostomy will likely cause excessive electrolyte loss)

2.

Keep the area around the stoma clean and dry; use colostomy or ileostomy appliances to collect drainage

3.

Monitor for return of bowel sounds to begin diet

Postop 1.

Observe for abdominal distention

2.

Small frequent feedings after NGT removal

3.

Colostomy care

4.

Assist parents to cope with children’s feeding problems 28

Intussusception 



Is the invagination or telescoping of the portion of the intestine into an ajucent, more distal section of the intestine.410 months

S/S: Intense abdominal pain, vomiting, blood in stool “currant jelly”, abdominal distention (sausage shaped mass)



Dx: sonogram “coiled spring”



Tx: Ba enema (reduction by hydrostatic pressure), surgery

29

Nursing Dx: 

Pain R/T abnormal abdominal peristalsis



Risk for deficient fluid volume R/T bowel obstruction

30

Nursing Care 1.

Provide comfort measures - pacifier for infants.

2.

NPO.

3.

Adequate hydration via IV therapy.

4.

Insertion of N.G tube to deflate stomach.

5.

Observe patient regularly for any complication.

6.

Promote parent-infant bonding.

7.

Post op nursing care.

31

Pyloric Stenosis 

Hypertophy/hyperplasia of pyloric sphincter



Males



S/S: nonbillous vomiting, s/s of dehydration and wt loss, abdominal distention, “olive” sized mass RUQ, visible peristalsis



Dx: xray-”string sign”, USG, endoscopy



Tx: surgery 32

Nursing Dx: 

Risk for deficient fluid volume R/T inability to retain food



Risk for infection at site of surgical incision R/T danger of contamination from feces R/T proximity of incision to diaper area

33

Nursing care 

Hydration



Pacifier



may give thickened feedings on upright position then NPO just before surgery



Monitor I and O, weight, and vomiting

Postop 1.

Dropper feeding 4-6 hrs after surgery 45 min- 1 hr duration; oral rehydration soln then half strength breastmilk/formula at 24 hr interval

2.

Side lying position

3.

Monitor weight and return of peristalsis

4.

Wound care

5.

Pacifier for oral needs

34

Hiatal or Diaphragmatic Hernia 





Part of stomach protrudes through the esophageal hiatus of the diaphragm into thoracic cavity. OR Herniation of intestinal content into the thoracic cavity.

Predisposing factors include: • • • • •

Congenital weakness Increased intra-abdominal pressure Increased age Trauma Forced recumbent position

Diaphragmatic Hernia



Left side



S/S: respiratory difficulty, cyanosis, retractions, (-) breath sounds affected side, scaphoid abdomen



Dx: CXR, Upper endoscopy



Tx: Diaphragmatic Hernia repair

36

37

Nursing Dx: Risk for ineffective airway clearance R/T displaced bowel Risk for imbalanced nutrition, less than body requirements, R/T NPO status

38

Nursing Care Preop 

Mechanical ventilation



Elevate head



Low intermittent suction

Postop 1.

NICU care.

2.

Semi-fowlers

3.

Wound care

4.

Maintain warm, humidified environment– lung fluid drainage

5.

Suction prn

6.

Chest physio

7.

NPO – prevent pressure on diaphragm

39

Celiac Disease/Gluten sensitive enteropathy/Celiac sprue 

Celiac disease also called gluten-induced enteropathy, is an inborn error of metabolism Characterized by poor food absorption and sensitivity or intolerance to gluten (a protein found in grains : wheat, rye, oats, barley)



Usually becomes apparent between ages 6-18 months



Causes: Gluten intolerance Immunoglobulin deficiency 40

Pathophysiology 

A decrease in the amount and activity of enzymes in the intestinal mucosal cells causes the villi of the proximal small intestine to atrophy and decreases intestinal absorption.



Malabsorption of fat-soluble vitamins (????), minirals & some protiens & carbohydrates. Complications



Lymphoma of the small intestine



Impair growth, succeptibility

41



S/sx:



steatorrhea (????) because of inability to absorb ____?



chronic diarrhea



anorexia



malnutrition; weight loss



failure to thrive



coagulation difficulty from the malabsorption of fat soluble vitamins



irritability



anemic (Fe deficiency)



abdominal pain and distention 42



CELIAC CRISIS: constitutes acute medical emergency and threat to life



acute vomiting and diarrhea,dehydration & acidosis



Dx:clinical; IgA antigliadin Ab ↑↑, gluten free diet



Mx: gluten free diet, vitamin & Fe supplementation



NDx: Imbalance nutrition: Less than body requirements R/T impaired absorption 43

Nursing Intervention: 

nutrition counseling



Eliminate gluten from the diet:



avoid cereals, bread, cake, cookies, spaghetti, pizza, instant soup, some chocolates



Give the child: corn and rice products, soy and potato flour, breast milk or soy- based formula, and fresh fruits.



Replace vitamins and calories; give small, frequent meals.



Monitor for steatorrhea- its disappearance is a good indicator that the child’s ability to absorb nutrients is improving. 44

Imperforate Anus 

Is the congenital presence of an intact anal membrane or internal blind pouch of the bowel.

Pathophysiolog: 

  

An arrest in embryonic development of the anus, lower rectum and urogenital tract at the 8th week of embryonic life. Fistula is more likely to be formed. Others anomalies likely, especially TEF. Cause unknown. 45

Types ano-rectal malformations    

Anal stenosis. Imperforate anal membrane. Anal agenesis. Rectal agenesis.

S/S:    

No anal opening. Absence of meconium stool. Green-tinged urine---if fistula is present. Progressive abdominal distention. 46

47

Treatment for 

Low-type imperforate anus. • Local dilatation of fistula. • Definitive repair. • Anoplasty.



High-type imperforate anus. • Colostomy for decompression. • Definitive pull-through surgery, deferred untill 1 year of age.



Complications: before & after surgery ???? 48

Nursing Assessment    

Physical examination of newborn. No anal opening. Presence of perinial fistula. Presence of meconium-stained urine.

Pre-op nursing care:      

With-hold feeding, note any vomiting (COCA). N.G intubation. Measure abdoominal girth. Keep the baby warm. Keep fistula area clean. Observe for any compliction.

49

Post-op nursing diagnosis



Risk for infection R/T surgical incision of anoplasty



Risk for impaired skin integrity R/T ostomy



Risk for fluid volume deficit R/T restricted intake

50

Poost-op nursing care Depending on the location, type of imperforate anus, sex of child.  Prevent infection of suture line.  Expose perinium to air.  Proper positioning, prone or side to side.  Observe for redness, drainage, poor healing.  Preventing skin breakdown, (ostomy care).  Maintaining fluid & electrolyte balance.  Start oral feed as ordered (usually within hours after of anoplasty).  Moniter for return of paristalsis.  Parentral fluids untill oral feed not started.  Observe for abdominal distetion, bleedding from 51 perinium

References: 

Sandra Nettina: The Lippincott Manual of Nursing Practice, 6th edition, 1996 Lipponcott –Raven Publishers



http://www.pdfcoke.com/doc/6663904/Pediatric-Disorders



http://www.pdfcoke.com/doc/6685930/Nursing-Care-of-ClientsWith-Upper-Gastrointestinal-Disorder

52

Thank you! 53

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