david rowbotham - gp cme...• eosinophilic oesophagitis • clinical pathways (dyspepsia/gord &...
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David RowbothamDavid RowbothamClinical Director & Consultant GastroenterologistClinical Director & Consultant Gastroenterologist
Dept of Gastroenterology & HepatologyDept of Gastroenterology & HepatologyAuckland City HospitalAuckland City Hospital
GI ProblemsGI Problems
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• Eosinophilic oesophagitis• Clinical Pathways (dyspepsia/GORD & IDA)• H. pylori / Acid suppression• Change in bowel habit (prioritisation criteria)
• Calprotectin• IBD and drugs• C. difficile-associated diarrhoea
SpecificallySpecifically
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• Young (recurrent) dysphagia• Think ?eosinophilic oesophagitis• Reduced distensibility/fibrosis (bolus
obstruction)• Food allergens but many do improve with
PPI
Eosinophilic oesophagitisEosinophilic oesophagitis
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• Dyspepsia / GORD• IDA
Auckland Regional Clinical PathwaysAuckland Regional Clinical Pathways
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Auckland Regional Clinical PathwaysAuckland Regional Clinical Pathways
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Auckland Regional Clinical PathwaysAuckland Regional Clinical Pathways
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• Dyspepsia / GORD• IDA
Auckland Regional Clinical PathwaysAuckland Regional Clinical Pathways
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• Dyspepsia / GORD• IDA
Auckland Regional Clinical PathwaysAuckland Regional Clinical Pathways
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• Dyspepsia / GORD• IDA
Auckland Regional Clinical PathwaysAuckland Regional Clinical Pathways
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• PPI’s don’t stop people refluxing• H. pylori serology doesn’t tell you anything
about whether patients have active infection• Eradicating H. pylori can cause symptoms of
GORD to get worse• All tests for eradication of H. pylori can be
falsely negative (ABs; acid suppression)
Gastric / oesophageal issuesGastric / oesophageal issues
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Change in bowel habitChange in bowel habit
• Not all change is the same• Loose stool vs. Constipation• Northern Regional Prioritisation Criteria for
Colonoscopy
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Northern Regional PrioritisationNorthern Regional PrioritisationCriteria for ColonoscopyCriteria for Colonoscopy
• P1 = < 2 weeks• P2 = < 6 weeks• P3 = < 3 months• P4 = < 6 months• P5 = Return referral
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Northern Regional Prioritisation Criteria for ColonoscopyNorthern Regional Prioritisation Criteria for Colonoscopy
P1P1 (< 2 weeks)(< 2 weeks)
• Known CRC / pre-op check for synchronous CRC• Abdominal mass• Radiology suggestive of CRC• IBD with severe symptoms
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Northern Regional Prioritisation Criteria for ColonoscopyNorthern Regional Prioritisation Criteria for Colonoscopy
P2P2 (< 6 weeks)(< 6 weeks)
• Change bowel habit (looser, more frequent) >60 yrs• Rectal bleeding without anal symptoms >60 yrs• Rectal bleeding + changed bowel habit (looser,
more frequent)• Fe def anaemia (male Hb<110 any age; female
Hb<100 + post-menopausal/GI symptoms/FHx)• +ve FOB (appropriately collected) >50 yrs• IBD diagnostic
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Northern Regional Prioritisation Criteria for ColonoscopyNorthern Regional Prioritisation Criteria for Colonoscopy
P3P3 (< 3 months)(< 3 months)
• Imaging / sigmoidoscopy shows polyp >10 mm• Changed bowel habits (looser, more frequent)
age 40 – 60 yrs
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Northern Regional Prioritisation Criteria for ColonoscopyNorthern Regional Prioritisation Criteria for Colonoscopy
P4P4 (< 6 months)(< 6 months)
• Imaging / sigmoidoscopy shows polyp <10 mm• Younger patients (age <40 yrs) after FSA
Gastroenterologist / Surgeon
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Faecal CalprotectinFaecal Calprotectin
• Who uses faecal calprotectin?• Who knows the cost?
• $95 + GST
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Inflammation in CrohnInflammation in Crohn’’s disease s disease Tibble et al.Tibble et al. GutGut 20002000
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A simple method for assessingA simple method for assessingintestinal inflammation in Crohnintestinal inflammation in Crohn’’s diseases disease
Tibble et al.Tibble et al. GutGut 20002000
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Faecal CalprotectinFaecal Calprotectin
YESYES
• Unexplained GI symptoms atypical for IBS
• Symptomatic IBD patient + ? functional symptoms
NONO
• Patient with IBD flaring
• Patient over 55 yrs with change of bowel habit
• Patient with red flags
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Drug therapies for IBDDrug therapies for IBD
• Probiotics• Mesalazine daily dose• Additional topical 5-ASA use if required
• Immunosuppression• Increasing rapidly• New agents• Combination therapy• What are the risks?
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Lichtenstein GR, et al. Clin Gastroenterol Hepatol 2006:4;62130
Multivariate analysis of “serious infections” for patients in the TREAT registry. Sex, age at enrolment and disease distribution are not significant
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
Odds Ratio
Caucasian race
Immunomodulators
Infliximab
Disease duration
Mod/severe disease at baseline
Prednisolone
Narcotic analgesics
Steroids and InfectionSteroids and InfectionTREAT RegistryTREAT Registry
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Aberra FN, et al. Gastroenterology 2003:125;320-7
Multivariate analysis of any postoperative infection with pre-operative medicine use from a retrospective case-control study
0.1 1 10 100Odds Ratio (log scale)
Corticosteroids (CS)
CS <20 mg
CS 20–40 mg
CS >40 mg
6-MP/AZA
6-MP <1.5 mg/kg
6-MP >1.5 mg/kg
Steroids and postSteroids and post--operative infectionoperative infection
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C. difficileC. difficile--associated diarrhoeaassociated diarrhoea
• Acute: Rx oral Metronidazole 2/52• Relapse: Rx oral Vancomycin 2/52
+/- Rx oral Metronidazole 2/52
• Chronic relapsing:• Stop PPI (OR up to 6-8)• Saccharomyces• Probiotic• “Bacteriotherapy”
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• Eosinophilic oesophagitis: think about it• Clinical Pathways (dyspepsia/GORD & IDA)• Acid suppression• Change in bowel habit: - loose stool• IBD and drugs: - 5-ASA first and last
- beware steroids• Clostridium difficile - acid suppression
Take Home MessagesTake Home Messages