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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
medicine
Subclinical vitamin B12 deficiency in pregnant women attending an antenatal clinic in Nigeria
Journal of Obstetrics and Gynaecology, Volume 29, No. 4, Year 2009
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Description
Summary Inadequate vitamin B12 status in a pregnant woman increases the risk for adverse maternal and fetal outcomes. The use of serum vitamin B12 concentration alone to assess vitamin B12 status in pregnant women is unreliable because of the decrease in serum vitamin B12 levels in normal pregnancy. The combination of serum vitamin B12 and methylmalonic acid MMA concentrations may provide a better estimate of vitamin B12 status. We obtained blood samples from 98 pregnant women in the third trimester at an antenatal clinic in Jos, Nigeria. All subjects were taking iron and folate supplements. Twelve of the subjects had a serum vitamin B12 concentration <148 pmol/l and 18 subjects had a serum MMA level >271 nmol/l. Using a combination of low serum vitamin B12 and elevated MMA concentrations, eight subjects were classified as having subclinical vitamin B12 deficiency. Because of the potential harmful consequences of vitamin B12 deficiency in pregnant women, it would be advisable to add vitamin B12 supplements to the existing regimen of folate and iron supplements currently provided to pregnant women in Nigeria. © 2009 Informa Healthcare USA, Inc.
Authors & Co-Authors
VanderJagt, Dorothy Joan
United States, Albuquerque
Unm Health Sciences Center
Ujah, Innocent Achaya Otobo
Nigeria, Jos
University of Jos
Patel, A.
United States, Albuquerque
Unm Health Sciences Center
Kellywood, J.
United States, Albuquerque
Unm Health Sciences Center
Crossey, Michael J.
United States, Albuquerque
Tricore Reference Laboratories
Allen, Robert H.
United States, Denver
University of Colorado Denver
Stabler, Sally P.
United States, Denver
University of Colorado Denver
Obande, O. S.
Nigeria, Jos
University of Jos
Glew, Robert Hayes
United States, Albuquerque
Unm Health Sciences Center
Statistics
Citations: 19
Authors: 9
Affiliations: 4
Identifiers
Doi:
10.1080/01443610902812709
ISSN:
01443615
e-ISSN:
13646893
Research Areas
Health System And Policy
Maternal And Child Health
Sexual And Reproductive Health
Study Locations
Nigeria
Participants Gender
Female