Research & Literature

A review of vitamin B12 in dermatology.

Brescoll J, Daveluy S

American journal of clinical dermatology 2015; (16(1)):27-33 doi:10.1007/s40257-014-0107-3.

Vitamin B12 Deficiency in Infants.

Akcaboy M, Malbora B, Zorlu P, et al.

Indian journal of pediatrics 2015; (82(7)):619-24 doi:10.1007/s12098-015-1725-3.

Severe vitamin B₁₂ deficiency in a 15-year-old boy: presentation with haemolysis and pancytopenia.

Keskin EY, Keskin M

BMJ case reports 2015; (2015()).

Different Neurologic Aspects of Nutritional B12 Deficiency in Infancy.

Yilmaz S, Serdaroglu G, Tekgul H, Gokben S

Journal of child neurology 2016; (31(5)):565-8 doi:10.1177/0883073815601497.

Neuroregression as an initial manifestation in a toddler with acquired pernicious anaemia.

Yoganathan S, Thomas MM, Mathai S, Ghosh U

BMJ case reports 2015; (2015()).

Biomarkers and Algorithms for the Diagnosis of Vitamin B12 Deficiency.

Hannibal L, Lysne V, Bjørke-Monsen AL, et al.

Frontiers in molecular biosciences 2016; (3()):27 doi:10.3389/fmolb.2016.00027.

Vitamin B12 Administration by Subcutaneous Catheter Device in a Cobalamin A (cblA) Patient.

Maines E, Morandi G, Gugelmo G, et al.

JIMD reports 2017; (35()):29-31 doi:10.1007/8904_2016_20.

Acneiform eruptions caused by vitamin B12: A report of five cases and review of the literature.

Veraldi S, Benardon S, Diani M, Barbareschi M

Journal of cosmetic dermatology 2018; (17(1)):112-115 doi:10.1111/jocd.12360.

B12 deficiency leading to marked poikilocytosis versus true schistocytosis, a pernicious problem.

Hall JA, Mason J, Choi J, Holguin M

Transfusion and apheresis science : official journal of the World Apheresis Association : official journal of the European Society for Haemapheresis 2017; (56(4)):576-577 doi:10.1016/j.transci.2017.06.003.

Association of combined GIF290T>C heterozygous mutation/FUT2 secretor variant with neural tube defects.

Guéant-Rodriguez RM, Chery C, Caillierez-Fofou BM, et al.

Clinical genetics 2018; (93(1)):191-193 doi:10.1111/cge.13104.

Cobalamin deficiency presenting with thrombotic microangiopathy (TMA) features: A systematic review.

Tran PN, Tran MH

Transfusion and apheresis science : official journal of the World Apheresis Association : official journal of the European Society for Haemapheresis 2018; (57(1)):102-106 doi:10.1016/j.transci.2018.01.003.

Indications for red cell transfusions in pediatric patients.

Cholette JM, Noronha SA, Seghatchian J, Blumberg N

Transfusion and apheresis science : official journal of the World Apheresis Association : official journal of the European Society for Haemapheresis 2018; (57(3)):342-346 doi:10.1016/j.transci.2018.05.017.

A Rare Cause of Pancytopenia in an Exclusively Breastfed Infant.

Bobb-Semple AA, Lau CS, Teruya-Feldstein J, Wistinghausen B

Journal of pediatric hematology/oncology 2019; (41(5)):e322-e324 doi:10.1097/MPH.0000000000001246.

[IMERSLUND-GRÄSBECK SYNDROME CONGENITAL FORM OF VITAMIN B12 DEFICIENCY ANEMIA].

Kvezereli-Kopadze M, Mtvarelidze Z

Georgian medical news 2019; 45-48.

Profound vitamin D deficiency in four siblings with Imerslund-Grasbeck syndrome with homozygous CUBN mutation.

Ciancio JIR, Furman M, Banka S, Grunewald S

JIMD reports 2019; (49(1)):43-47 doi:10.1002/jmd2.12072.

West Syndrome in an Infant With Vitamin B12 Deficiency Born to Autoantibodies Positive Mother.

Chong PF, Matsukura M, Fukui K, et al.

Frontiers in pediatrics 2019; (7()):531 doi:10.3389/fped.2019.00531.

Hereditary intrinsic factor deficiency in China caused by a novel mutation in the intrinsic factor gene-a case report.

Ruan J, Han B, Zhuang J, et al.

BMC medical genetics 2020; (21(1)):221 doi:10.1186/s12881-020-01158-z.

Vitamin B12 status in health and disease: a critical review. Diagnosis of deficiency and insufficiency - clinical and laboratory pitfalls.

Sobczyńska-Malefora A, Delvin E, McCaddon A, et al.

Critical reviews in clinical laboratory sciences 2021; (58(6)):399-429 doi:10.1080/10408363.2021.1885339.

AGA Clinical Practice Update on the Diagnosis and Management of Atrophic Gastritis: Expert Review.

Shah SC, Piazuelo MB, Kuipers EJ, Li D

Gastroenterology 2021; (161(4)):1325-1332.e7 doi:10.1053/j.gastro.2021.06.078.

[Clinical analysis of two brothers with Imerslund-Gräsbeck syndrome].

Xi WW, Cao L, Huo HL, et al.

Zhonghua yi xue za zhi 2021; (101(40)):3351-3354 doi:10.3760/cma.j.cn112137-20210709-01537.

Clinical and biochemical outcomes in cobalamin C deficiency with use of high-dose hydroxocobalamin in the early neonatal period.

Kacpura A, Frigeni M, Gunther K, Farach L

American journal of medical genetics. Part A 2022; (188(6)):1831-1835 doi:10.1002/ajmg.a.62687.

Vitamin B12 Deficiency Resembling Acute Leukemia: A Case Report.

Sharma N, Kunwar S, Shrestha AK

JNMA; journal of the Nepal Medical Association 2021; (59(243)):1182-1184 doi:10.31729/jnma.6600.

Vitamin B12 absorption and malabsorption.

Guéant JL, Guéant-Rodriguez RM, Alpers DH

Vitamins and hormones 2022; (119()):241-274 doi:10.1016/bs.vh.2022.01.016.

Inherited defects of cobalamin metabolism.

Watkins D, Rosenblatt DS

Vitamins and hormones 2022; (119()):355-376 doi:10.1016/bs.vh.2022.01.010.

Cubilin, the intrinsic factor-vitamin B12 receptor.

Kozyraki R, Verroust P, Cases O

Vitamins and hormones 2022; (119()):65-119 doi:10.1016/bs.vh.2022.01.005.

Pernicious Anemia: The Hematological Presentation of a Multifaceted Disorder Caused by Cobalamin Deficiency.

Esposito G, Dottori L, Pivetta G, et al.

Nutrients 2022; (14(8)) doi:10.3390/nu14081672.

[Vitamin B12 deficiency in an infant child of a mother with pernicious anemia].

Dapueto G, Vomero A, García L

Andes pediatrica : revista Chilena de pediatria 2022; (93(3)):410-415 doi:10.32641/andespediatr.v93i3.3506.

Total serum vitamin B12 (cobalamin) LC-MS/MS assay as an arbiter of clinically discordant immunoassay results.

Zhang R, Ma X, Zou Y, et al.

Clinical chemistry and laboratory medicine 2023; (61(1)):86-92 doi:10.1515/cclm-2022-0523.

Development of a Sensitive ELISA for Gastric Intrinsic Factor and Detection of Intrinsic Factor Immunoreactivity in Human Serum.

Greibe E, Nexo E

Nutrients 2022; (14(19)) doi:10.3390/nu14194043.

Diagnosis, Treatment and Prevention of Nutritional Anemia in Children: Recommendations of the Joint Committee of Pediatric Hematology-Oncology Chapter and Pediatric and Adolescent Nutrition Society of the Indian Academy of Pediatrics.

Chandra J, Dewan P, Kumar P, et al.

Indian pediatrics 2022; (59(10)):782-801.

Update on Serum Biomarkers in Autoimmune Atrophic Gastritis.

Dottori L, Pivetta G, Annibale B, Lahner E

Clinical chemistry 2023; (69(10)):1114-1131 doi:10.1093/clinchem/hvad082.

Elderly Patient With Hematological and Neurological Manifestations of Undetermined Origin: A Diagnostic Dilemma of Pernicious Anemia.

Ibraheem A, Nashwan AJ, Yassin MA

Cureus 2023; (15(8)):e43045 doi:10.7759/cureus.43045.

Red Blood Cell Transfusion: 2023 AABB International Guidelines.

Carson JL, Stanworth SJ, Guyatt G, et al.

JAMA 2023; (330(19)):1892-1902 doi:10.1001/jama.2023.12914.

Vitamin B12 Hypersensitivity: A Retrospective Multicenter Study.

El Rhermoul FZ, Mustafa A, Wagner A, et al.

The journal of allergy and clinical immunology. In practice 2024; (12(3)):699-704 doi:10.1016/j.jaip.2023.10.037.

The structure of the rat vitamin B12 transporter TC and its complex with glutathionylcobalamin.

Bokhove M, Kawamura T, Okumura H, et al.

The Journal of biological chemistry 2024; (300(5)):107289 doi:10.1016/j.jbc.2024.107289.

Oral vitamin B12 supplementation in pernicious anemia: a prospective cohort study.

Lacombe V, Vinatier E, Roquin G, et al.

The American journal of clinical nutrition 2024; (120(1)):217-224 doi:10.1016/j.ajcnut.2024.05.019.

A Brief Overview of the Diagnosis and Treatment of Cobalamin (B12) Deficiency.

Wolffenbuttel BHR, McCaddon A, Ahmadi KR, Green R

Food and nutrition bulletin 2024; (45(1_suppl)):S40-S49 doi:10.1177/03795721241229500.

Imerslund-Gräsbeck syndrome in a child with a novel compound heterozygous mutations in the AMN gene: a case report.

Zhang D, Liu S, Xi B, et al.

Italian journal of pediatrics 2024; (50(1)):191 doi:10.1186/s13052-024-01757-z.

Co-existence of autoimmune polyglandular syndrome type 3b and undifferentiated connective tissue disease with subacute combined degeneration of spinal cord in children: a case report and literature review.

Lang C, Huang P, Gao J, et al.

BMC pediatrics 2024; (24(1)):817 doi:10.1186/s12887-024-05262-4.

Chronic Benign Tubular Albuminuria From Compound Heterozygous Variants in CUBN: A Case Report.

Pietrobon A, Elliott MD

Canadian journal of kidney health and disease 2025; (12()):20543581251317016 doi:10.1177/20543581251317016.

Vitamin B12 deficiency in a young male with Imerslund-Gräsbeck syndrome: case report.

Xing L, Guo Y, Li Y, et al.

Frontiers in pediatrics 2025; (13()):1645600 doi:10.3389/fped.2025.1645600.

Imerslund-Gräsbeck syndrome presenting with a 12-year history of intermittent proteinuria and anemia: a case from the Middle East.

Makrooni R, Rahimi Darehbagh R, Karimi A, Moradveisi B

BMC pediatrics 2025; (25(1)):913 doi:10.1186/s12887-025-06284-2.

Maternal cobalamin deficiency causing infantile seizures and developmental regression.

Weinstock N, Wood J, DeBoy E, et al.

BMJ case reports 2025; (18(11)) doi:10.1136/bcr-2025-266773.

Bicytopenia with haemolysis: Think severe vitamin B12 deficiency-associated thrombotic microangiopathy.

Ng IK, Loh CW

Tropical doctor 2026; (56(2)):338-340 doi:10.1177/00494755251398114.

Nitrosylcobalamin Selectively Targets Tumors via Cobalamin Uptake and Lysosomal Processing.

Bauer JA, Sysel AM

Frontiers in bioscience (Elite edition) 2026; (18(1)):42272 doi:10.31083/FBE42272.

Megaloblastic anemia due to hereditary intrinsic factor deficiency presenting as recurrent anemia in a young girl-a case report.

Motamarri RSAL, Muthuvel V, Madhileti S, et al.

Nutrition and health 2026; (32(4)):1125-1130 doi:10.1177/02601060261444561.

Not All Hemolysis Is Hemolytic: A Case of Pernicious Anemia.

Thannir S, Kutcher J, Jayakumar J, Ullah A

Journal of investigative medicine high impact case reports 2026; (14()):23247096261446486 doi:10.1177/23247096261446486.

Case Report: Imerslund Grasbeck syndrome: a rare cause of megaloblastic anemia in a well-nourished child.

Khurana R, Kanvinde P, Mudaliar S

Frontiers in nutrition 2026; (13()):1883519 doi:10.3389/fnut.2026.1883519.