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 ... a structurally normal ... Early satiety #Functional ... #algorithm #gastroenterology
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... tests algorithm ... indicate the initial evaluation ... #Algorithm #Hepatology ... Liver #Enzymes #Differential
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
Rome IV Criteria for diagnosing Functional Abdominal Pain Disorders (FAPD)
Irritable bowel syndrome
The criteria must be fulfilled
IV Criteria for diagnosing ... Disorders (FAPD) Irritable ... constipation, not irritable ... interferes with normal ... Insufficient criteria for irritable
Algorithm regarding the diagnosis and treatment of Hereditary Hemochromatosis HH. 

Step 1: In the patient with
Algorithm regarding ... the diagnosis and ... <45% and SF is normal ... , further evaluation ... #diagnosis #management
Ileal Pouch Disorders - Differential Diagnosis
 • Surgical/Mechanical: Anastomotic leak, Pelvic sepsis, Sinus, Fistula, Strictures, Efferent
Pouch Disorders - Differential ... Diagnosis • Surgical ... Inflammatory polyps • Functional ... : Irritable pouch ... #Diagnosis #surgery
Causes of a low fecal elastase
Abnormal pancreatic imaging:
Chronic pancreatitis, Pancreatic tumours including cystic disease, Pancreatic resection,
fecal elastase Abnormal ... Shwachman-Diamond syndrome Normal ... acid diarrhoea, Irritable ... elastase #low #differential ... #diagnosis #causes