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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31 results
Carcinoid Syndrome - Pathophysiology, Signs and Symptoms
Symptoms: Flushing, diarrhea, palpitations, bronchospasm
Complications: Carcinoid heart, mesenteric fibrosis, pellagra,
Carcinoid Syndrome ... neuropsychological disorders ... #Carcinoid #Syndrome
Secondary Causes of Esophageal Eosinophilia (EoE) - Differential Diagnosis
 • Gastroesophageal reflux disease
 • Eosinophilic gastrointestinal
Hypereosinophilic syndrome ... Connective tissue disorders ... • Autoimmune disorders ... • Hyper-IgE syndrome ... • Netherton's syndrome
Ileal Pouch Disorders - Differential Diagnosis
 • Surgical/Mechanical: Anastomotic leak, Pelvic sepsis, Sinus, Fistula, Strictures, Efferent
Ileal Pouch Disorders ... Efferent limb syndrome ... Afferent limb syndrome ... Irritable pouch syndrome ... #Ileal #Pouch #Disorders
Causes of a low fecal elastase
Abnormal pancreatic imaging:
Chronic pancreatitis, Pancreatic tumours including cystic disease, Pancreatic resection,
Shwachman-Diamond syndrome ... Irritable bowel syndrome ... Rheumatological disorders
Causes of Small Bowel Bleeding - Differential Diagnosis
Common Causes:
 • Under age 40 years: Inflammatory Bowel
rubber bleb nevus syndrome ... Osler-Weber-Rendu syndrome ... Plummer-Vinson syndrome ... Ehlers-Danlos syndrome ... , Inherited syndromes
Chicago Classification of Esophageal Motility Disorders
Achalasia
EGJ Outflow Obstruction
Distal Esophageal Spasm
Jackhammer Esophagus
Absent Contractility
Ineffective Motility
Rapid Contraction

#Chicago #Classification #Esophageal
Esophageal Motility Disorders ... Esophageal #Motility #Disorders
Irritable Bowel Syndrome (IBS) - Pathophysiology, Diagnosis and Management Algorithm
Risk factors: Previous acute enteric infection, Female
Irritable Bowel Syndrome ... functional somatic syndromes ... Irritable #Bowel #Syndrome
Rome IV Criteria for diagnosing Functional Abdominal Pain Disorders (FAPD)
Irritable bowel syndrome
The criteria must be fulfilled
Abdominal Pain Disorders ... Irritable bowel syndrome ... irritable bowel syndrome ... irritable bowel syndrome ... AbdominalPain #Disorders
Gallstone Diseases
1. Asymptomatic Stones 75%
2. Biliary Pain 20%
3. Acute Cholecystitis 10%
4. Mirizzi's Syndrome < 0.1%
5. Cholangitis/
Mirizzi's Syndrome ... Fistula/Bouveret's Syndrome
Hepatopulmonary Syndrome (HPS) Diagnosis Algorithm
Bubble echo is the first piece of the puzzle. The nail on
Hepatopulmonary Syndrome ... Hepatopulmonary #Syndrome