59 results
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... ) Deficiency Etiology ... cobalamin. ... level (< 200 pg ... #Cobalamin #Deficiency
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin B12 ... Deficiency - Cobalamin ... pylori infection, B12 ... BrighamChiefs #Vitamin #B12 ... #Deficiency #Cobalamin
Prevalence of Common Nutritional Deficiencies and Supplement Recommendations in Bariatric Patients 
Calcium, Vitamin B1 (thiamine), Vitamin
Calcium, Vitamin B1 ... thiamine), Vitamin B12 ... (cobalamin), Folic ... #Deficiencies #Deficiency
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
of Low Vitamin B12 ... Levels Low vitamin B12 ... syndrome Food-bound cobalamin ... #VitaminB12 #deficiency ... #low #cobalamin
Diagnosing Vitamin B12 and/or Folate Deficiency

It turns out that simply measuring serum levels of B12 or
and/or Folate Deficiency ... to diagnosis deficiency ... levels will be deficient ... deficiency. ... deficiency.
Methylmalonic Acid and Homocysteine Levels in Vitamin B12 and Folate Deficiency
 • B12 Deficiency: MMA elevated,
Levels in Vitamin B12 ... and Folate Deficiency ... • B12 Deficiency ... #Homocysteine #B12 ... #MMA #folate #deficiency
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
Vitamins and Vitamin Deficiency ... • Thiamine B1 ... • Riboflavin B2 ... gestation • Vitamin B12 ... #Vitamins #Deficiency
Workup for Vitamin B12 and Folate Deficiency

#Workup #VitaminB12 #Folate #Deficiency #FolicAcid #Diagnosis #Macrocytosis #MacrocyticAnemia #Algorithm
Workup for Vitamin B12 ... and Folate Deficiency ... VitaminB12 #Folate #Deficiency
Cobalamin (vitamin B12)
In the diet:
5-15 pg/day (min. 1-5)
B12
Protein
HC
pH t
B12
Duodenum
Stomach
1
B12
R-protein
Protein
From saliva
R-protein
Intrinsic factor
Pancreas
B12
R-Protein
Trypsin
B12
Terminal ileum
B12
IF
2
Specific binding to receptors of
Cobalamin (vitamin ... B12) In the diet ... : 5-15 pg/day ( ... min. 1-5) B12 ... Protein HC pH t B12
Causes of B12 deficiency. 

This great diagram shows normal absorption and outlines most possible causes. At
Causes of B12 deficiency ... At the top is a B12 ... -deficient diet. ... The vitamin B12 ... #VitaminB12 #deficiency