Results 1 to 10 of about 344,776 (337)

Methylmalonic Acid and Homocysteine as Indicators of Vitamin B-12 Deficiency in Cancer. [PDF]

PLoS ONE, 2016
Normal or high serum vitamin B-12 levels can sometimes be seen in a B-12 deficient state, and can therefore be misleading. High levels of Methymalonic Acid (MMA) and Homocysteine (HC) have been identified as better indicators of B-12 deficiency than the ...
Pankaj Vashi, Persis Edwin, Brenten Popiel, Carolyn Lammersfeld, Digant Gupta   +4 more
doaj   +3 more sources

Proton Pump Inhibitors, H2-Receptor Antagonists, Metformin, and Vitamin B-12 Deficiency: Clinical Implications. [PDF]

Adv Nutr, 2018
There is clear evidence that proton-pump inhibitors (PPIs), H2-receptor antagonists (H2RAs), and metformin can reduce serum vitamin B-12 concentrations by inhibiting the absorption of the vitamin.
Miller JW.
europepmc   +2 more sources

Prevalence of vitamin B 12 deficiency and associated factors among primary school children: North East Ethiopia: multicenter cross-sectional study. [PDF]

J Health Popul Nutr
Background The prevalence of Vitamin B12 deficiency is common and is more frequent in low- and middle-income countries with a poor or inadequate diet of animal foods. In Ethiopia, researches related to the status of micronutrients in children are limited.
Melaku EE, Urgie BM, Tilahun AT, Assefa HK, Abebe AA, Tefera AS.   +5 more
europepmc   +2 more sources

Study of Vitamin B 12 deficiency and peripheral neuropathy in metformin-treated early Type 2 diabetes mellitus

Indian Journal of Endocrinology and Metabolism, 2016
Background: Long-term therapy with metformin was shown to decrease the Vitamin B 12 level and manifested as peripheral neuropathy. Aim: The aim of this study is to define the prevalence of Vitamin B 12 deficiency in early Type 2 diabetic patients ...
Rudra Prasad Roy, Kaushik Ghosh, Manas Ghosh, Amitava Acharyya, Ambarish Bhattacharya, Mrinal Pal, Sisir Chakraborty, Nilanjan Sengupta   +7 more
doaj   +2 more sources

Optic neuropathy as a presenting feature of vitamin B-12 deficiency: A systematic review of literature and a case report. [PDF]

Ann Med Surg (Lond), 2020
Ata F, Bint I Bilal A, Javed S, Shabir Chaudhry H, Sharma R, Fatima Malik R, Choudry H, Bhaskaran Kartha A.   +7 more
europepmc   +2 more sources

The Human Serum Metabolome of Vitamin B-12 Deficiency and Repletion, and Associations with Neurological Function in Elderly Adults. [PDF]

J Nutr, 2017
Brito A, Grapov D, Fahrmann J, Harvey D, Green R, Miller JW, Fedosov SN, Shahab-Ferdows S, Hampel D, Pedersen TL, Fiehn O, Newman JW, Uauy R, Allen LH.   +13 more
europepmc   +2 more sources

Folate Deficiency Is Prevalent in Women of Childbearing Age in Belize and Is Negatively Affected by Coexisting Vitamin B-12 Deficiency: Belize National Micronutrient Survey 2011. [PDF]

J Nutr, 2017
Rosenthal J, Largaespada N, Bailey LB, Cannon M, Alverson CJ, Ortiz D, Kauwell GP, Sniezek J, Figueroa R, Daly R, Allen P.   +10 more
europepmc   +2 more sources

Helicobacter pylori infection and vitamin B-12 deficiency- A cross sectional study

Asian Journal of Medical Sciences, 2017
Background: Vitamin B12 deficiency is a common, often overlooked medical problem in adult population. Diagnosis of vitamin B12 deficiency is incomplete without the evaluation of underlying cause.
K. Ravi
doaj   +2 more sources

SUN-588 Association between Vitamin B 12 deficiency and Metformin use among patients with Type 2 Diabetes Mellitus: a cross-sectional analytical study [PDF]

J Endocr Soc
Alfonso García‐Pérez, Oliver Allan Dampil   +1 more
europepmc   +3 more sources

Prevalence of vitamin B12 deficiency and its associated neuropathy in patients taking long term metformin therapy in Type 2 diabetes mellitus

Journal of Applied Pharmaceutical Research, 2023
Background: Diabetic people on metformin are more likely to develop vitamin B12 deficiency. There has been little research into the duration of therapy and dose of metformin that causes B12 deficiency and peripheral neuropathy.
Suresh Kumar, Sivaprakash Varadan, Viswanathan P, Vaishnavi Sekar, Tanisha Singh, RB Sudagar Singh   +5 more
doaj   +1 more source