Results 21 to 30 of about 746,629 (279)

Low vitamin B12 levels among newly-arrived refugees from Bhutan, Iran and Afghanistan: a multicentre Australian study. [PDF]

PLoS ONE, 2013
BACKGROUND: Vitamin B12 deficiency is prevalent in many countries of origin of refugees. Using a threshold of 5% above which a prevalence of low Vitamin B12 is indicative of a population health problem, we hypothesised that Vitamin B12 deficiency exceeds
Jill Benson, Christine Phillips, Margaret Kay, Murray T Webber, Alison J Ratcliff, Ignacio Correa-Velez, Michelle F Lorimer   +6 more
doaj   +1 more source

Can Vitamin B12 Deficiency Really Cause Vasovagal Syncope? Retrospective Analysis of 469 Pediatric Vasovagal Syncope Cases

Trends in Pediatrics, 2022
Objective: Syncope is a frequent reason for referral to pediatric cardiology clinics. Vitamin B12 deficiency is frequently diagnosed in pediatric patients.
Süleyman Sunkak, Mustafa Argun
doaj   +1 more source

Plasma homocysteine, measurement and clinical application

, 2006
Raised plasma homocysteine (Hcy) levels have been cited as a major risk factor for several vascular disorders. Yet hyperhomocysteinaemia is easily treated through dietary intervention and vitamin supplementation.
Hill, D. M.
core   +7 more sources

Update on Vitamin B12 Deficiency

, 2022
: Vitamin B12 (cobalamin) deficiency is a common cause of megaloblastic anemia, a variety of neuropsychiatric symptoms and elevated serum homocysteine levels, particularly in the elderly.
Kholoud Rabah Alrashedi, FAISAL FAHAD ALMOTAIRI, Mohammed shatwi alqahtani, Thabit Ehsan Arnous, Ghadeer Mohd alonazi, Sami saleh almalki, Mohammed Shaye alqhtani, Bader Ali Hazazi, Mohammed Saleh AlQahtani, MOHAMMED ALI AL MUJRI   +9 more
core   +1 more source

The status of vitamin B12 and folate among Chinese women: a population-based cross-sectional study in northwest China. [PDF]

PLoS ONE, 2014
OBJECTIVE: To assess the status of the vitamin B12 and folate of Chinese women living in northwest China. METHODS: A population-based cross-sectional study was conducted in 2008 among Chinese women aged 10-49 years living in Shaanxi province of northwest
Shaonong Dang, Hong Yan, Lingxia Zeng, Quanli Wang, Qiang Li, Shengbin Xiao, Xiaojing Fan   +6 more
doaj   +1 more source

Gene identification for the cblD defect of vitamin B12 metabolism [PDF]

, 2008
Background Vitamin B12 (cobalamin) is an essential cofactor in several metabolic pathways. Intracellular conversion of cobalamin to its two coenzymes, adenosylcobalamin in mitochondria and methylcobalamin in the cytoplasm, is necessary for the ...
Rosenblatt, D S, Suormala, T, Stucki, M, Newbold, R F, Coelho, D, Fowler, B, Lerner-Ellis, J P   +6 more
core   +7 more sources

A randomised controlled trial investigating the effect of vitamin B12 supplementation on neurological function in healthy older people: the Older People and Enhanced Neurological function (OPEN) study protocol [ISRCTN54195799]. [PDF]

, 2011
BACKGROUND: Vitamin B12 deficiency is common in older people and the prevalence increases with age. Vitamin B12 deficiency may present as macrocytic anaemia, subacute combined degeneration of the spinal cord, or as neuropathy, but is often asymptomatic ...
Allen, Elizabeth, Kerry Mills, Whyte, K, Fletcher, Astrid E, Elbourne, Diana, Richards, Marcus, Ken Whyte, Mills, Kerry, Robert Clarke, Richards, M, Letley, Louise, Dangour, Alan D, Elbourne, D, Mills, K, Ricardo Uauy, Whyte, Ken, Louise Letley, Dangour, AD, Fletcher, AE, Diana Elbourne, Fasey, Nicky, Uauy, Ricardo, Alan D Dangour, Uauy, R, Astrid E Fletcher, Marcus Richards, Clarke, Robert, Clarke, R, Nicky Fasey, Elizabeth Allen, Fasey, N, Allen, E, Letley, L   +32 more
core   +2 more sources

Vitamin B12 concentrations and clinical spectrum of apparently healthy elderly population [PDF]

Perspectives In Medical Research, 2020
Introduction : Prevalence of vitamin B12 deficiency is believed to increase with aging. The wide and non-specific spectrum of clinical presentations in patients poses a tough challenge to physicians suspecting vitamin B12 deficiency.
Darshana Makwana 1 Deepak Kumar P2 , Pragathi Wadkar3
doaj  

Effectiveness of the National Program of Complementary Feeding for older adults in Chile on vitamin B12 status in older adults; secondary outcome analysis from the CENEX Study (ISRCTN48153354). [PDF]

, 2013
BACKGROUND: Older people are at increased risk of vitamin B12 deficiency and the provision of fortified foods may be an effective way to ensure good vitamin B12 status in later life.
Sánchez Reyes, Hugo, Albala Brevis, Cecilia, Uauy, Ricardo, Alan D Dangour, Cecilia Albala, Lera, Lydia, Hugo Sanchez, Sanchez, Hugo, Lydia Lera, Uauy Dagach-Imbarack, Ricardo, Dangour, Alan D., Lera Marques, Lydia, Dangour, Alan D, Ricardo Uauy, Hugo HugoSanchez, Albala, Cecilia   +15 more
core   +2 more sources

Prevalence of vitamin B12 deficiency in type 2 diabetic patients taking metformin, a cross-sectional study in primary healthcare

Frontiers in Endocrinology, 2023
BackgroundSeveral studies documented that metformin use contributes to vitamin B12 deficiency in patients with type 2 diabetes mellitus (T2DM). However, there has been a lack of data assessing this issue in Jordan.AimsAssess the vitamin B12 serum levels,
Thekraiat Al Quran, Ateka Khader, Hadeel Allan, Rua’a Al-Momani, Hamzeh T. Aqel, Mu’taz Alsaleh, Ziad Bataineh, Ziad Bataineh   +7 more
doaj   +1 more source