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

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Algorithmic Approach ... to Anemia - Differential ... Folate deficiency, B12 ... 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
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
Suspected Celiac ... Disease - Diagnosis ... Algorithm Celiac ... anemia unresponsive ... #Algorithm #gastroenterology
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Anemia - Underproduction ... Diagnostic Algorithm ... chronic kidney disease ... - Vitamin B12 ... Underproduction #Algorithm
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Differential Diagnosis Algorithm ... Reticulocytes, MCV ... Deficiency • B12 ... Disease • Marrow ... Differential #Diagnosis #Algorithm
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Corpuscular Volume (MCV ... Differential Diagnosis Algorithm ... • Pancreatic Disease ... • Liver Disease ... Differential #Diagnosis #Algorithm
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 ... wt loss • If anemia ... related to IBD, celiac ... disease, other ... @taleanski #Vitamin