Dr. Michael Chew @mchew85
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GrepMed Gastroenterology-Hepatology Editor, Academic Hospitalist UC Davis Medical Center Internal Medicine, Yale Gastroenterology Fellow '22
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Irritable Bowel Syndrome (IBS) - Pathophysiology, Diagnosis and Management Algorithm
Risk factors: Previous acute enteric infection, Female
Irritable Bowel ... Syndrome (IBS) - Pathophysiology ... , Diagnosis and ... Management Algorithm ... Younger age, Other functional
Functional Dyspepsia - Pathophysiology, Diagnosis and Management
Risk factors: Non-steroidal anti-inflammatory drugs, Psychological comorbidity, Helicobacter pylori infection,
Functional Dyspepsia ... - Pathophysiology ... Early satiety #Functional ... #Dyspepsia #Pathophysiology ... #algorithm #gastroenterology
Functional Dyspepsia - Signs, Symptoms and Pathophysiology
Delayed gastric emptying - Postprandial fullness, nausea, vomiting
Hypersensitivity to gastric
Functional Dyspepsia ... , Symptoms and Pathophysiology ... Epigastric pain #Functional ... #Dyspepsia #Pathophysiology ... gastroenterology #symptoms #diagnosis
Causes of Small Bowel Bleeding - Differential Diagnosis
Common Causes:
 • Under age 40 years: Inflammatory Bowel
Causes of Small Bowel ... Bleeding - Differential ... Diagnosis Common ... SmallBowel #Bleeding #Differential ... #Diagnosis #Causes
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... tests algorithm ... LFTs #Abnormal #Algorithm ... Liver #Enzymes #Differential ... #Diagnosis
FAPD - Functional Abdominal Pain - Diagnosis Algorithm
Functional abdominal pain not otherwise
Abdominal migraine
Functional Constipation
IBS
Functional Dyspepsia

#FAPD #Functional
Abdominal Pain - Diagnosis ... Algorithm Functional ... AbdominalPain #Diagnosis ... #Algorithm #gastroenterology ... #differential
Ileal Pouch Disorders - Differential Diagnosis
 • Surgical/Mechanical: Anastomotic leak, Pelvic sepsis, Sinus, Fistula, Strictures, Efferent
Pouch Disorders - Differential ... Diagnosis • Surgical ... Small bowel bacterial ... Inflammatory polyps • Functional ... #Diagnosis #surgery
Rome IV Criteria for diagnosing Functional Abdominal Pain Disorders (FAPD)
Irritable bowel syndrome
The criteria must be fulfilled
IV Criteria for diagnosing ... FAPD) Irritable bowel ... not irritable bowel ... months before diagnosis ... for irritable bowel
Causes of a low fecal elastase
Abnormal pancreatic imaging:
Chronic pancreatitis, Pancreatic tumours including cystic disease, Pancreatic resection,
diarrhoea, Irritable bowel ... , Inflammatory bowel ... disease, Small bowel ... elastase #low #differential ... #diagnosis #causes