3157 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... B12 Deficiency ... pylori infection, B12 ... #Deficiency #Cobalamin ... differential #diagnosis #causes
Causes of B12 deficiency. 

This great diagram shows normal absorption and outlines most possible causes. At
Causes of B12 deficiency ... most possible causes ... At the top is a B12 ... -deficient diet. ... The vitamin B12
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... • Dietary Deficiency ... - Low Serum B12 ... and Folate Deficiency ... Diagnosis #Algorithm #Causes
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
and a vitamin B12 ... the most likely cause ... recovery also causes ... deficiency is present ... deficiency.
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • B12 ... Deficiency • ... Folate Deficiency ... Diagnosis #Algorithm #Causes
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... Myelodysplasia Nutritional deficiency ... : • B12/folate ... Diagnosis #Algorithm #Causes
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
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 ... Transcobalamin II deficiency ... #VitaminB12 #deficiency
The Inhibited Pathway caused by N2O, leading to a decrease in the active form of Vitamin
Inhibited Pathway caused ... form of Vitamin B12 ... - Vitamin B12 ... use of N2O can cause ... deficiency.
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Microcytic" • Iron deficiency ... Megaloblastic: Vitamin B12 ... deficiency, Folate ... deficiency • ... differential #diagnosis #causes