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It’s A Gut Feeling: Abdominal Pain in Children
David Deutsch, MD
Pediatric Gastroenterology
Rockford Health Physicians
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Introduction
• Common Symptom
• Affects 10-15% of school-aged children
• Definition (Dr. John Apley)
– 3 episodes of pain over 3 months
– Interferes with normal daily activities
– Any child that seeks medical attention
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Causes
• Functional abdominal pain
– 90% of children
• Organic
– 10% of children
• How to tell if serious?
– Parents want an answer
– How much testing to do
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Functional Abdominal Pain
• No treatable cause found
• Irritable bowel syndrome
• Hypersensitivity disorder
– Visceral hyperalgia
• Not wimpy kids
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Symptoms of Functional Pain
• Age greater than 5 years-old
• Pain-free periods
• Periumbilical pain
• No relationship to eating, stools, stress, etc
• Headaches, dizziness, appear pale
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Symptoms of Functional Pain
• Fatigue or weakness
• Pains in arms and legs
• School absence but good student
• Pain interfering with activities out of proportion to evaluation
• Often a history of colic or feeding problems
• No red flags
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Red flags Suggesting Serious Problem
• Age less than 5 years-old
• Weight loss or poor growth
• Pain away from the belly button
• Vomiting
• Night-time pain
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Red flags Suggesting Serious Problem
• Diarrhea (night-time)
• Blood in the stool
• Fever
• Rash or joint pain
• Family history of ulcers, inflammatory bowel disease
• No school absenteeism
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Screening Tests• Thorough history (without parents)
• Physical exam including growth chart
• Stool for blood
• CBC
• ESR
• UA
• Celiac screen
• Missed disease rare
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Treatment• Avoid excessive tests
• Explanation of RAP
– Not faking it
– Similar to headache
• Encourage regular routine
• School attendance
• Adequate sleep
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Treatment• High fiber diet
• Peppermint
• Healthy diet
– Fast food
– Caffeine
– Spicy foods
• Identify any stressors
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Stressful Stimuli
• Physical Stress
– Recent physical illness
– Milk intolerance
– Constipation
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Stressful Stimuli, cont.
• Emotional Stress
– Illness in family member
– School problems
– Recent move
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Treatment• Counseling
– Treat anxiety
– Help family promote adaptive behaviors
– Children very suggestible
– Coping mechanisms
• Medications
– Antispasmodics
– Amitriptyline
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Prognosis
• One-third resolve within few months
• One-third replace abdominal pain with new symptom
• One-third continue with pain
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Common Causes
• School avoidance
• Constipation/Encopresis
• Muscle pain
• Urinary Tract Infection
• Physical or sexual abuse
• Food allergies
• Parasites
– Giardia, Blastocystis
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Common Causes, cont.
• Lactose Intolerance
– Onset 4-6 years-old
– Bloating, diarrhea, gas
– Breath test or dietary exclusion
• Carbohydrate Intolerance
– Fructose (fruit and juice, soft drinks)
– Sorbitol (fruits, sugar-free candy and gum)
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Common Causes, cont.
• Irritable bowel syndrome
– Abnormal contractions or sensation of the intestine
– Not a psychological illness
– Non-ulcer dyspepsia
– Diarrhea-predominant
– Constipation-predominant
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Common Causes, cont.
• Irritable bowel syndrome
– Rome criteria
– Pain relieved by stools
– Altered stools at time of pain
– Altered stool frequency at time of pain
– Mucus in stools
– Bloating
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Common Causes, cont.
• Irritable bowel syndrome treatment
– Probiotics
– Chamomile or peppermint tea
– Peppermint
– Relaxation techniques
– Medications
• Antispasmodics
• Amitriptyline
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Common Causes, cont.• Gastroesophageal reflux
– History of spitting up as a baby
– Heartburn or regurgitation
– Epigastric or chest pain
– Dysphagia
– Treatment
• Maalox or Mylanta
• Acid suppression
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Common Causes, cont.
• Eosinophilic Esophagitis
– Reflux symptoms
– Dysphagia
– Related to food allergies
– Treatment
• Elimination diet
• Inhaled steroids
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Ulcers
• Somewhat rare
• Night-time pain, vomiting
• Etiology
– Ibuprofen
– Helicobacter pylori
• 20% of children
• Blood test, stool test, EGD
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Gallstones
• Rare
• Think if blood disorders, obesity, OCP’s• Symptoms
– Upper abdominal pain after meals
– Increasing pain lasting 1-4 hours
– Associated with vomiting
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Inflammatory Bowel Disease
• 25% of patients less than 18 years-old
• Family history in 30%
• Autoimmune disease
• Ulcerative colitis
– Diarrhea, urgency, blood or mucus
• Crohn’s disease
– Weight loss, pain, diarrhea
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Celiac disease
• Common (1:100-200 people)
• Gluten (wheat, rye, barley)
• Variable symptoms
• Screen with antibody tests
• Diagnose with EGD
• Gluten-free diet for life
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Cyclic Vomiting Syndrome
• Migraine Equivalent
• Recurrent episodes of pain and vomiting
• Seasonal
• Diagnosis of exclusion
• Treatment
– Abortive therapy (Zofran, NSAIDs)
– Preventative