12 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
B12 Deficiency ... Intestine: SIBO, Celiac ... disease, IBD, Lymphoma ... Stomach: Pernicious anemia ... #B12 #Deficiency
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
chronic kidney disease ... Megaloblastic: Vitamin ... B12 deficiency, ... Folate deficiency ... Alcohol use, Liver disease
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Algorithmic Approach ... inflammation) • Iron deficiency ... , B12 deficiency ... Non-megaloblastic: Liver disease ... #MCV #Algorithm
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Corpuscular Volume (MCV ... Differential Diagnosis Algorithm ... (>100 fL) • B12 ... #MCV #Classification ... Differential #Diagnosis #Algorithm
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Diagnostic Algorithm ... - Iron deficiency ... chronic kidney disease ... - Vitamin B12 ... and/or folate deficiency
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
Suspected Celiac ... Algorithm Celiac ... disease • Iron-deficiency ... anemia unresponsive ... #Algorithm #gastroenterology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Differential Diagnosis Algorithm ... Reticulocytes, MCV ... • B12/Folate ... Deficiency • Aplastic ... of Chronic Disease
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Corpuscular Volume (MCV ... Differential Diagnosis Algorithm ... • Dietary Deficiency ... and Folate Deficiency ... • Liver Disease
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 ... Autoimmune - Pernicious anaemia ... , coeliac disease
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... ) Deficiency Etiology ... related to IBD, celiac ... disease, other ... @taleanski #Vitamin