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Other causes of diarrhea. Transient Lactase Defiencency. Occurs following AGE Resolves in weeks to months Use lactose free milk/formula But NOT on routine basis!. diarrhea. Toddler’s diarrhea Common and self-limited Most common cause of chronic diarrhea in kids <3
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Transient Lactase Defiencency • Occurs following AGE • Resolves in weeks to months • Use lactose free milk/formula • But NOT on routine basis!
diarrhea • Toddler’s diarrhea • Common and self-limited • Most common cause of chronic diarrhea in kids <3 • Loose stools with undigested fibers • No carbohydrates or fats • Treatment • Dietary • Unrestricted fat • Elimination of nonmilk fluids (juice and soda)
Question 6 A 5 yo patient presents with chronic diarrhea, abdominal distention, anemia and failure to thrive. Endoscopy with biopsy showed villous atrophy and crypt hyperplasia of the small bowel. What would be the most effective treatment for this patient? A. Triple drug therapy with 2 Abx and a PPI B. Systemic steroids C. Pancreatic enzyme replacement D. Removal of lactose from the diet E. Removal of gluten from the diet
Malabsorption • Celiac Disease • AKA gluten senstitiveenteropathy • 1/133 • Intolerance to dietary gluten that results in malabsorption • Symptoms • Chronic diarrhea • Abdominal distention • Weight loss/failure to thrive • Classic appearance • Potbelly • Wasted extremities and buttocks
Malabsorption • Celiac Disease • Other findings • Short stature • Abdominal pain • Constipation • Arthritis • Delayed puberty • Anemia • Osteoporosis • Diagnosis • Gold standard • Small bowel biopsy • Villous atrophy, crypt hyperplasia and abnormal surface epthelium
Malabsorption • Celiac Disease • Testing • Endoscopy • Flattening of duodenal villi • “scalloping” • Serologic tests • Antigliadin or antiendomysial antibodies • Can be used to monitor adherence • Treatment • Complete removal of gluten • Wheat • Rye • Barley • Oats
Dysphagia • Achalasia • Incomplete relaxation of the LES during swallowing • Uncoordinated peristalsis of esophageal smooth muscle • Diagnosis • Esophagram • Esophageal motility studies • Treatment • Esophageal dilation • Botox to LES • Heller myotomy
Dysphagia • Ingestion • Caustic • Alkali • Low threshold for endoscopy • Injury heals with fibrosis • Strictures • Long-term dysphagia • Treatment • Repeat dilations
Question 7 A patient who has been treated for reflux with a PPI for the last 3 months returns to the clinic with worsening dysphagia, vomiting and abdominal pain. The endoscopy findings are pictured. The most appropriate treatment for this patient includes diet modification and _____? A. Corticosteriods B. Antibiotics C. H2 blocker D. Antihistamines E. An immune modulator
dysphagia • EosinophilicEsophagitis • Isolated intense eosinophilic infiltration of the esophagus • Symptoms • Similar to reflux • Dysphagia • Vomiting • Feeding refusal • Heartburn • CP • Abdominal pain • Does not completely respond to PPIs
dysphagia • EosinophilicEsophagitis • Diagnosis • Endoscopy with biopsy • Linear furrowing of esophagus • Esophageal ring formation • Granularity • Eosinophils • Treatment • Diet modification • Corticosteroids
Trauma • Duodenal hematoma • Bicycle handlebar or blunt trauma • Partial or complete obstruction • Present with vomiting • Usual slow resolution • May be suspicious of NAT
Question 8 A 14-year-old boy is brought to your clinic for evaluation of short stature. He complains of decreased appetite, but always feels full. He has had some bilateral hip and knee pain as well as low-grade fevers intermittently over the past year. Physical exam reveals apthoid lesions in the mouth and fleshy skin tags and fissures around the anus. Of the following, the MOST appropriate diagnostic test to obtain is a(n): A. Barium enema B. CT scan of the abdomen to look for abscess formation C. Stool smear for WBCs D. US of the abdomen E. Endoscopy with biopsies
GI Bleeding • Upper • Melanotic stools • Coffee ground emesis • Frank hematemesis • Lower • Bright red blood per rectum
IBD • Crohn’s and UC • Symptoms • Abdominal pain • Weight loss • Chronic diarrhea • Rectal bleeding • Fever • Growth failure • Delayed puberty
IBD • Crohn’s • Severe perianal disease • Fistulas • Fissures • Perianal skin tags • Abscesses • UC • Rectal disease
IBD • Crohn’s • Transmural inflammation • Granuloma • Skip areas • Mouth to anus
IBD • Crohn’s • UGI
IBD • UC • Crypt abscesses • Mucosal inflammation • Confined to large bowel • Continuous
IBD • UC • UGI
IBD • Extraintestinal manifestations • Osteoarthopathy • Rashes • Erythemanodosum • Erythemamultiforme • Papulonecrotic lesions • Ulcerative erythematous plaques • Pyodermagangrenosum • Arthritis • Ankylosingspondylitis • Sacroiliitis • Apthous ulcers • Uveitis • Iritis • Sclerosingcholangitis
IBD • Treatment • First line • 5-ASA • Second line • Corticosteroids • 6-MP, azathoprine or methotrexate • Cyclosporine or tacrolimus • Infection • Antibiotics • Flagyl and cipro • Surgery • Try to avoid in Crohn’s patients • Colectomy • UC
Question 9 A mother brings in her 2 year old child who she is currently potty training. The mother is concerned because she noticed today that the child’s “insides were coming out” while she was having a bowel movement. What is the most appropriate test to order for the patient? A. KUB B. Sweat test C. Barium enema D. Colonoscopy E. IBD serology
Cystic Fibrosis • Most common inherited lethal disorder in whites • Neonates • Meconiumileus • Edema • Older • Pancreatic insufficiency • Steatorrhea • Failure to thrive • Recurrent pancreatitis • Rectal prolapse • 20%
Cystic Fibrosis • Distal intestinal obstruction syndrome • Fecal impaction in the terminal ileum and cecum • Recurrent abdominal pain • Palpable mass in RLQ • Signs of bowel obstruction • Liver disease • Elevated transaminases • Hepatic steatosis • Poor nutrition • Hepatic fibrosis • Focal biliary cirrhosis
Question 10 In older children, which is the most common cause of a conjugated hyperbilirubinemia? A. UTI B. Medications C. Viral D. Metabolic disease E. Biliary tract disorders
Jaundice • Yellow discoloration of the skin and sclerae • Deposition of bilirubin • Unconjugated • Conjugated • >2mg/dL • ≥20% of total bili • Pathologic
Jaundice in Infants • Unconjugatedbilirubin • Most common • “physiologic” • Increased bili production • Inadequate bili excretion • Causes • ABO or Rh incompatibility • Breastfeeding • Breast milk • Hemolysis • G6PD or hereditary spherocytosis • Extravascular increased bili • Bruising • Sepsis • Congenital hypothyroidism
Jaundice in Infants • Conjugated hyperbili • Pathologic • Causes • Biliaryatresia • Choledochal cyst • Hepatitis • TORCH • Congenital abnormalities or syndromes • Metabolic diseases
Jaundice in Infants • BiliaryAtresia • +/- history of acholic stools • 1/8,000-15,000 • Most common indication for liver transplant in children • Early diagnosis is important • US followed by HIDA then biopsy • Kasai procedure <2mo • Other anomalies • Situsinversus • Polysplenia • CHD • GI • Vascular
Jaundice in Infants • Alagille Syndrome • Facies • Deeply set eyes • Narrow chin • Pulmonary artery anomalies • Butterfly vertebrae • Xanthomas • Pruritis • Chromosome 20 • Liver Bx • Paucity of interlobular bile ducts
Jaundice in Childhood • Unconjugatedhyperbili • Hereditary hyperbilirubinemia syndrome • Gilbert • During times of illness, stress or fasting • Dubin-Johnson and Rotor • AR • Mild elevations with normal liver enzymes and function • Conjugated hyperbili • Uncommon • Viral • Hepatitis • Medication • Acetaminophen or anticonvulsants • Reye’s
Jaundice in Childhood • Conjugated hyperbili • Chronic liver disease and/or cirrhosis • Firm, enlarged and irregular liver early • Splenomegaly • Portal HTN • Portosystemic venous anastomoses • Caput medusae • Varices • Hemorrhoids • Ascites • Spider nevi
Jaundice in Childhood • Wilson’s Disease • Presentation • Hepatitis • Neuropsychiatric disturbances • Hemolytic anemia • Cirrhosis • Kayser-Fleisher rings • Labs • Decreased ceruloplasmin • Elevated 24h copper excretion • Elevated hepatic copper • Treatment • D-Penicillamine • Transplantation
Jaundice in Children • Autoimmune Hepatitis • Autoantibodies and hypergammaglobulinemia • Presentation • Adolescence • Usually female • Hepatitis • Asymptomatic jaundice • Liver failure • Treatment • Immunosuppressives • Corticosteroids • Azathioprine • Liver Transplant
Jaundice in Children • Congenital Hepatic Fibrosis • Presentation • Massive splenomegaly • Large, firm left lobe of liver • GI hemorrhage • Associated with • Polycystic kidney disease • Treatment • Shunting procedures • Liver function may remain normally
Irritable Bowel Syndrome • Functional disorder • Abdominal pain for at least 12wks • 2 out of 3 criteria • Abdominal pain relieved by defication • Pain associated with change in stool frequency • Pain associated with change in stool form • Others: bloating, urgency, incomplete evacuation • Treatment: High fiber diet, address emotional factors
Familial Polyp Disorders • Gardner’s • Polyps of small and large bowel: premalignant • Extra teeth • Osteomas • AD inheritance • Surgical resection • Peutz-Jeghers • Hamartomatous polyps: premalignant • Pigments of lips and gums • AD inheritance • Surgical resection