21 results
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... Loss (without anaemia ... (IBD, cancer) ... #differential #diagnosis ... #causes #nutrition
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... Inflammation: IBD ... , Chronic disease ... #diagnosis #anemia ... #nutrition
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... : SIBO, Celiac disease ... , IBD, Lymphoma, ... Stomach: Pernicious anemia ... #differential #diagnosis
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Inflammatory: • IBD ... disorders • Celiac disease ... malignancy • Iron deficiency ... anemia #Thrombocytosis
Iron Deficiency Anemia - Differential Diagnosis Algorithm

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

 • Blood loss:
Anemia - Differential ... Diagnosis Algorithm ... Structural: Celiac disease ... Tropical sprue, IBD ... Bypass surgery, Bacterial
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
- Differential Diagnosis ... Ricketts - Diffuse Pain ... • Poor Nutrition ... Fractures #Pathologic #MSK ... #Orthopedics #Causes
Causes of Wide Pulse Pressure - Differential Diagnosis
Physiologic:
 • Advanced age-arteriosclerosis (less compliant arteries)
 • Well
Causes of Wide Pulse ... less compliant arteries ... - Severe iron deficiency ... Chronic pulmonary diseases ... Arteriovenous fistula
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
Fatigue and IBD ... and IBD Pearls: ... IDA and active IBD ... fatigue despite disease ... /other causes
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
- Differential Diagnosis ... Myeloproliferative disease ... Ischemic Liver, IBD ... coagulation and other causes ... #differential #diagnosis
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... papillae of tongue), abd ... related to IBD, ... celiac disease, ... #nutrition