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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Causes of Aplastic Anemia

#Aplastic #Anemia #Causes #Pathophysiology #Pathology #Treatment #Management #Differential
Causes of Aplastic Anemia ... #Aplastic #Anemia ... Pathophysiology #Pathology ... Treatment #Management #Differential
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Iron Deficiency Anemia ... patients with anemia ... of small bowel pathology ... Iron #Deficiency #Anemia
Gastrointestinal Causes of Iron Deficiency Anemia
 • Mass lesions: Carcinoma, Large polyps
 • Inflammatory: Reflux esophagitis,
Iron Deficiency Anemia ... Iron #Deficiency #Anemia ... #Causes #differential
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
function tests algorithm ... LFTs #Abnormal #Algorithm ... Liver #Enzymes #Differential
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
Autoimmune - Pernicious anaemia ... low #cobalamin #differential
Polyp Incidence on Colonoscopy
Tubular adenoma - 47.2%
Hyperplastic polyp - 16.0%
Tubulovillous adenoma - 17.6%
Normal - 5.6%
Inflammatory polyp
#Colonoscopy #differential ... gastroenterology #pathology
FAPD - Functional Abdominal Pain - Diagnosis Algorithm
Functional abdominal pain not otherwise
Abdominal migraine
Functional Constipation
IBS
Functional Dyspepsia

#FAPD #Functional
Pain - Diagnosis Algorithm ... AbdominalPain #Diagnosis #Algorithm ... gastroenterology #differential
Ileal Pouch Disorders - Differential Diagnosis
 • Surgical/Mechanical: Anastomotic leak, Pelvic sepsis, Sinus, Fistula, Strictures, Efferent
Pouch Disorders - Differential ... Systemic/Metabolic: Anemia ... Pouch #Disorders #Differential