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What is Vitamin B12 Deficiency?

What is Vitamin B12 Deficiency?

Vitamin B12 deficiency is a lack of a sufficient amount of vitamin B12 in the body that for optimal health. Vitamin B12 deficiency is ...more »

  • Vitamin B12 Deficiency: A deficiency of Vitamin B12 primarily causes anemias the body is unable to make sufficient quantities of normal red blood cells. Severe cases can lead to permanent nervous system problems. The vitamin B12 deficiency can result from absorption problems, insufficient dietary intake, certain medications (e.g. metformin), inherited conditions (e.g. transcobalamin deficiency) and certain chronic parasitic intestinal infestations.
  • Vitamin B12 Deficiency: condition due to a deficiency of vitamin B12.
    Source - Diseases Database

Vitamin B12 Deficiency is listed as a "rare disease" by the Office of Rare Diseases (ORD) of the National Institutes of Health (NIH). This means that Vitamin B12 Deficiency, or a subtype of Vitamin B12 Deficiency, affects less than 200,000 people in the US population.
Source - National Institutes of Health (NIH)

Vitamin B12 Deficiency: Introduction

Types of Vitamin B12 Deficiency:

Broader types of Vitamin B12 Deficiency:

How serious is Vitamin B12 Deficiency?

Prognosis of Vitamin B12 Deficiency: Once the condition is identified it is easily treated with the administration of Vitamin B12 and dietary changes to prevent reoccurrence. Prompt treatment can prevent neurological complications.
Complications of Vitamin B12 Deficiency: see complications of Vitamin B12 Deficiency

What causes Vitamin B12 Deficiency?

Causes of Vitamin B12 Deficiency: see causes of Vitamin B12 Deficiency

What are the symptoms of Vitamin B12 Deficiency?

Symptoms of Vitamin B12 Deficiency: see symptoms of Vitamin B12 Deficiency

Complications of Vitamin B12 Deficiency: see complications of Vitamin B12 Deficiency

Vitamin B12 Deficiency: Testing

Misdiagnosis: see misdiagnosis and Vitamin B12 Deficiency.

How is it treated?

Treatments for Vitamin B12 Deficiency: see treatments for Vitamin B12 Deficiency
Prevention of Vitamin B12 Deficiency: see prevention of Vitamin B12 Deficiency
Research for Vitamin B12 Deficiency: see research for Vitamin B12 Deficiency

Society issues for Vitamin B12 Deficiency


Hospitalization statistics for Vitamin B12 Deficiency: The following are statistics from various sources about hospitalizations and Vitamin B12 Deficiency:

  • 0.011% (1,391) of hospital consultant episodes were for vitamin B12 deficiency anaemia in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 75% of hospital consultant episodes for vitamin B12 deficiency anaemia required hospital admission in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 34% of hospital consultant episodes for vitamin B12 deficiency anaemia were for men in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • 66% of hospital consultant episodes for vitamin B12 deficiency anaemia were for women in England 2002-03 (Hospital Episode Statistics, Department of Health, England, 2002-03)
  • more statistics...»

Name and Aliases of Vitamin B12 Deficiency

Main name of condition: Vitamin B12 Deficiency

Class of Condition for Vitamin B12 Deficiency: deficiency vitamin

Other names or spellings for Vitamin B12 Deficiency:

cyanocobalamin deficiency

Cobalamin deficiency Source - Diseases Database

Cobalamin Deficiency
Source - Office of Rare Diseases (ORD) of the National Institutes of Health (NIH)

Vitamin B12 Deficiency: Related Conditions

Research the causes of these diseases that are similar to, or related to, Vitamin B12 Deficiency:

 

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