Vitamin B12

900630
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Overview
Interpretations

Overview of Vitamin B12

What is Vitamin B12?

A vitamin B 12 test is ordered when you have an abnormal complete blood count (CBC) with a blood smear showing large red blood cells (macrocytosis) or abnormal (hypersegmented) neutrophils; when you have symptoms of anemia (weakness, tiredness, pale skin) and/or of neuropathy (tingling or itching sensations, eye twitching, memory loss, altered mental status); when you are being treated for vitamin B12 or folate deficiency.

Sample Type

The sample type collected for Vitamin B12 is: Blood

Preparation for Vitamin B12

  • Do not eat or drink anything other than water for 8-12 hours before the test.

Why Get Tested for Vitamin B12?

  1. If you have symptoms of anemia like weakness, tiredness, pale skin 
  2. If you have an abnormal complete blood count and your blood smear shows large red blood cells or neutrophils with more than 5 lobes 
  3. If you have symptoms or signs of nerve problems like numbness, burning in hands, feet, arms or tingling sensation 
  4. If you are being treated with vitamin B12 or folate therapy




What Results of Vitamin B12 mean?

Interpretations

Low levels indicate Vitamin B12 deficiency. 

Causes of vitamin B12 deficiency include:
a.Vegetarian diet
b.Improper absorption from intestine (malabsorption)
c.Lack of intrinsic factor (Pernicious anemia)
d.Rarely hyperthyroidism

Very rarely, levels of vitamin B12 can be increased. Various causes may be:
a.Liver disease
b.Myeloproliferative disorders like chronic myeloid leukemia

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General Diagnostics Pvt Ltd is a medical technology company and provider of high-end Preventive Screening and Diagnostic tests with a special focus on metabolomics. General Diagnostics Pvt Ltd is also a Technology Solution Provider to laboratories world-wide offering services based on high end chromatographic instruments. Since its inception about a decade ago, General Diagnostics Pvt Ltd has been continually evolving, transforming and thriving in this ever changing field through its innovations, operational efficiency, and creation of breakthrough solutions. General Diagnostics Pvt Ltd has to its credit the world's most comprehensive genetic metabolic screening test, in addition to several other preventive tests which help address health conditions like diabetes, weight problems, food intolerances, allergies and dysbiosis.

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