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Vitamin B 12 Deficiency (Vitamin B12 Deficiency)

A nutritional condition produced by a deficiency of VITAMIN B 12 in the diet, characterized by megaloblastic anemia. Since vitamin B 12 is not present in plants, humans have obtained their supply from animal products, from multivitamin supplements in the form of pills, and as additives to food preparations. A wide variety of neuropsychiatric abnormalities is also seen in vitamin B 12 deficiency and appears to be due to an undefined defect involving myelin synthesis. (From Cecil Textbook of Medicine, 19th ed, p848)
Also Known As:
Vitamin B12 Deficiency; Deficiency, Vitamin B 12; Deficiency, Vitamin B12; Deficiencies, Vitamin B12; Vitamin B12 Deficiencies
Networked: 2140 relevant articles (73 outcomes, 271 trials/studies)

Relationship Network

Disease Context: Research Results

Related Diseases

1. Anemia
2. Hyperhomocysteinemia
3. Vitamin B 12 Deficiency (Vitamin B12 Deficiency)
4. Stomach Neoplasms (Stomach Cancer)
5. Tinnitus

Experts

1. Sun, Andy: 27 articles (01/2022 - 07/2012)
2. Wang, Yi-Ping: 22 articles (02/2021 - 07/2012)
3. Wu, Yu-Hsueh: 19 articles (01/2022 - 10/2016)
4. Wu, Yang-Che: 18 articles (01/2022 - 02/2015)
5. Chang, Julia Yu-Fong: 15 articles (10/2021 - 02/2015)
6. Andrès, Emmanuel: 15 articles (09/2018 - 10/2002)
7. Chiang, Chun-Pin: 13 articles (01/2022 - 07/2012)
8. Nexo, Ebba: 13 articles (02/2019 - 03/2002)
9. Herrmann, Wolfgang: 13 articles (02/2015 - 01/2002)
10. Obeid, Rima: 11 articles (01/2019 - 11/2003)

Drugs and Biologics

Drugs and Important Biological Agents (IBA) related to Vitamin B 12 Deficiency:
1. Vitamin B 12 (Cyanocobalamin)FDA LinkGeneric
2. IronIBA
3. Folic Acid (Vitamin M)FDA LinkGeneric
4. HomocysteineIBA
5. Metformin (Glucophage)FDA LinkGeneric
6. Hemoglobins (Hemoglobin)IBA
7. mecobalamin (methylcobalamin)IBA
8. Vitamin B Complex (B Vitamins)IBA
9. CreatinineIBA
10. Methylmalonic AcidIBA

Therapies and Procedures

1. Therapeutics
2. Gastrectomy
3. Intramuscular Injections
4. Duration of Therapy
5. Prenatal Care (Care, Prenatal)