26 results
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
Cystic Fibrosis • Celiac ... Disease • Primary ... Immuno-Deficiency ... Inflammatory Bowel Disease ... Algorithm #Causes #Peds
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Gastrointestinal Evaluation ... inflammation or chronic ... tests Test for celiac ... disease with serology ... Gastrointestinal #Evaluation
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... Elite athletes • Chronic ... Bleeding, Edema, Celiac ... Disease (IBD, cancer ... ) #Iron #Deficiency
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Polycythemia Vera • Chronic ... : • Acute or Chronic ... disorders • Celiac ... disease Tissue ... malignancy • Iron deficiency
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... Drugs, H pylori, Celiac ... Inflammation: IBD, Chronic ... disease (↑ hepcidin ... drkeithsiau #Iron #Deficiency
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
Vegetarianism, chronic ... insufficiency, Crohn 's disease ... , coeliac disease ... Transcobalamin II deficiency ... #VitaminB12 #deficiency
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
have had prior evaluations ... RUQ: • Biliary colic ... bowel syndrome • Celiac ... bowel disease ... poisoning • Celiac
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Hypocalcemia Laboratory Evaluation ... - Vitamin D deficiency ... - Chronic kidney ... disease #Hypocalcemia
Differential Diagnosis and Evaluation of Hyponatremia:
1) Identification of onset (acute vs. chronic)
2) Presence of symptoms (HA,
Diagnosis and Evaluation ... onset (acute vs. chronic ... , liver, renal disease ... Differential #Algorithm #Ddxof
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea ... certain foods or meds ... Consider testing for celiac ... disease Inflammatory ... differential #testing #evaluation