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 ... functional somatic syndromes ... Pregabalin #IBS ... #Pathophysiology
Cirrhosis - Pathophysiology
 - Ascites Formation
 - Dilutional Hyponatremia
 - Hepatorenal Syndrome
 - Spontaneous Infections

#Cirrhosis #Pathophysiology
Cirrhosis - Pathophysiology ... - Hepatorenal Syndrome ... #Cirrhosis #Pathophysiology
Carcinoid Syndrome - Pathophysiology, Signs and Symptoms
Symptoms: Flushing, diarrhea, palpitations, bronchospasm
Complications: Carcinoid heart, mesenteric fibrosis, pellagra,
Carcinoid Syndrome ... - Pathophysiology ... #Carcinoid #Syndrome ... #Pathophysiology
Causes of Aplastic Anemia

#Aplastic #Anemia #Causes #Pathophysiology #Pathology #Treatment #Management #Differential
Causes of Aplastic Anemia ... #Aplastic #Anemia ... #Causes #Pathophysiology
Gastrointestinal Causes of Iron Deficiency Anemia
 • Mass lesions: Carcinoma, Large polyps
 • Inflammatory: Reflux esophagitis,
Iron Deficiency Anemia ... rubber bleb nevus syndrome ... Iron #Deficiency #Anemia
Gastric Neuroendocrine Tumor (NET) Types
Type 1 - Chronic atrophic gastritis and pernicious anaemia
Type 2 - Zollinger
and pernicious anaemia ... Zollinger Ellison syndrome
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Iron Deficiency Anemia ... patients with anemia ... only if serology is ... Iron #Deficiency #Anemia
Trichuris dysentery syndrome on sigmoidoscopy (whipworms)

An 8y child was referred for sigmoidoscopy from a pediatric unit.
Trichuris dysentery syndrome ... of dysentery, anaemia ... Trichuris #dysentery #syndrome
Hepatopulmonary Syndrome (HPS) Diagnosis Algorithm
Bubble echo is the first piece of the puzzle. The nail on
Hepatopulmonary Syndrome ... Algorithm Bubble echo is ... nail on the dx is ... If <15 it is a simple ... Hepatopulmonary #Syndrome
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
Autoimmune - Pernicious anaemia ... and Sjögren's syndrome