3-Diagnosis and testing
A- Blood tests
Diagnosing vitamin B12 deficiency requires blood tests that measure blood levels of vitamin B12 and other related markers.
B. History and physical examination
A comprehensive history and physical examination helps healthcare professionals assess general health and identify potential risk factors.
C. Diagnostic challenges
Diagnosing vitamin B12 deficiency can be difficult because symptoms overlap with other health conditions and require a comprehensive assessment.
