29 results
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
tests Test for celiac ... Bidirectional endoscopy ... biopsies Capsule endoscopy ... bidirectional endoscopy ... workup #diagnosis #gastroenterology
Gastritis Classification on Endoscopy
 - Erythematous
 - Erosive
 - Hemorrhagic
 - Atrophic
 - Hypertrophic
 - Nodular

Dr.
Gastritis Classification ... on Endoscopy - ... #Classification ... #Endoscopy #clinical ... #gastroenterology
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... ↓ Absorption: Gastritis ... Drugs, H pylori, Celiac ... Others: Hemolysis, Iron ... @drkeithsiau #Iron
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... absorption: AI gastritis ... Bleeding, Edema, Celiac ... IBD, cancer) #Iron
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
Iron Deficiency ... Labs: Ferritin, iron ... Hemodialysis • Iron ... pylori, Atrophic gastritis ... - Structural: Celiac
Gastrointestinal Causes of Iron Deficiency Anemia
 • Mass lesions: Carcinoma, Large polyps
 • Inflammatory: Reflux esophagitis,
Gastrointestinal Causes of Iron ... lesions, Erosive gastritis ... or colon ulcer, Celiac ... Gastrointestinal #Iron
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
Suspected Celiac ... and symptoms of celiac ... relatives with celiac ... disease • Iron-deficiency ... Diagnosis #Algorithm #gastroenterology
Classification of Gastritis
Non-atrophic: Helicobacter pylori
Atrophic
 • Autoimmune: Autoimmunity
 • Multifocal atrophic: H. pylori, environmental insults
Special forms
Classification of ... Gastritis Non-atrophic ... Lymphocytic: Gluten (coeliac ... #Classification ... #diagnosis #gastroenterology
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... Hemodialysis • Iron ... Lactation, Low iron ... H.pylori, Atrophic gastritis ... of absorption): Celiac
Mayo UC Endoscopic Classification
 • Score = 0 (normal or inactive disease) - Normal vascular pattern
Mayo UC Endoscopic ... Classification ... ulcerations #Mayo #UC #Endoscopic ... #Classification ... ulcerative #colitis #gastroenterology