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Description
For Vitamin B12 Deficiency, B12 Nutritional Deficiency, Pernicious Anemia, Schilling Test

Cyanocobalamin needs to be changed into active forms, while methylcobalamin is ready to use right away

For detailed help with the math, see How to Reconstitute Peptides

When the condition is not part of an etiology or manifestation, when the condition is due to an underlying cause, or when describing late effects or complications, multiple codes may be required
