62 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... B12 Deficiency ... Intestine: SIBO, Celiac ... disease, IBD, Lymphoma ... #Deficiency #Cobalamin
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
Causes of Pediatric ... Cystic Fibrosis • Celiac ... Disease • Primary ... Inflammatory Bowel Disease ... #Peds #Pediatrics
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
Suspected Celiac ... Disease - Diagnosis ... disease suspected ... disease • Iron-deficiency ... without discernable cause
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
Causes of Low Vitamin ... B12 Levels Low ... vitamin B12 intake ... , coeliac disease ... #VitaminB12 #deficiency
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... Bleeding, Edema, Celiac ... disease • Inflammatory ... Disease (IBD, cancer ... ) #Iron #Deficiency
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... (>100 fL) • B12 ... Deficiency • ... Folate Deficiency ... Diagnosis #Algorithm #Causes
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Gastrointestinal Evaluation ... of Iron Deficiency ... tests Test for celiac ... disease with serology ... Gastrointestinal #Evaluation
Gastrointestinal Causes of Iron Deficiency Anemia
 • Mass lesions: Carcinoma, Large polyps
 • Inflammatory: Reflux esophagitis,
Gastrointestinal Causes ... of Iron Deficiency ... or colon ulcer, Celiac ... sprue, Whipple's disease ... #Anemia #Causes
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... Drugs, H pylori, Celiac ... : IBD, Chronic disease ... drkeithsiau #Iron #Deficiency ... #Causes #differential
Folate Deficiency - Causes of Decreased Folic Acid
↓ Intake: Diet, Age, Alcohol
↑ Demand: Pregnancy, Infancy, Hemolysis,
Folate Deficiency ... - Causes of Decreased ... ↓ Absorption: Coeliac ... disease, Enteritis ... drkeithsiau #Folate #Deficiency