A baby with severe vitamin B12 deficiency and heterozygosity in cubilin and MTHFR genes

Tuesday, 4 October, 2016


The vitamin B12 (B12) status of babies depends largely on maternal B12  status pregnancy,during pregnancy and on lactation if exclusively breast fed. Physiological changes during pregnancy makes laboratory assessment of B12 status challenging and B12 -deficient states can be masked by irondeficiency. We present a case of a baby with severe B12 deficiency whose mother was also deficient.

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