Diseases

Vitamin B 6 Deficiency

A nutritional condition produced by a deficiency of VITAMIN B 6 in the diet, characterized by dermatitis, glossitis, cheilosis, and stomatitis. Marked deficiency causes irritability, weakness, depression, dizziness, peripheral neuropathy, and seizures. In infants and children typical manifestations are diarrhea, anemia, and seizures. Deficiency can be caused by certain medications, such as isoniazid.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A nutritional condition produced by a deficiency of VITAMIN B 6 in the diet, characterized by dermatitis, glossitis, cheilosis, and stomatitis. Marked deficiency causes irritability, weakness, depression, dizziness, peripheral neuropathy, and seizures. In infants and children typical manifestations are diarrhea, anemia, and seizures. Deficiency can be caused by certain medications, such as isoniazid.

MeSH Record

Classification

Broader headings

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MeSH Record

Synonyms

15 entry terms
  • Deficiency, Vitamin B 6
  • Deficiency, Vitamin B6
  • Vitamin B6 Deficiency
  • Vitamin Deficiency, B6
  • B6 Deficiencies, Vitamin
  • B6 Deficiency, Vitamin
  • B6 Vitamin Deficiencies
  • B6 Vitamin Deficiency
  • Deficiencies, B6 Vitamin
  • Deficiencies, Vitamin B6
  • Deficiency, B6 Vitamin
  • Vitamin B6 Deficiencies
  • Vitamin Deficiencies, B6
  • Deficiency, Pyridoxine
  • Pyridoxine Deficiency

MeSH Record

Aspects Covered

35 allowable subheadings

Indexed with the subheadings blood, cerebrospinal fluid, chemically induced, classification, complications, congenital, diagnosis, diagnostic imaging, diet therapy, drug therapy, economics, embryology, enzymology, epidemiology, ethnology, etiology, genetics, history, immunology, metabolism, microbiology, mortality, nursing, parasitology, pathology, physiopathology, prevention & control, psychology, radiotherapy, rehabilitation, surgery, therapy, urine, veterinary, virology.

MeSH Record

History Note

2000

MeSH Record

Previous Indexing

  • Pyridoxine Deficiency (1963-2001)

MeSH Hierarchy

Tree Number

AMA Style

References

  1. National Library of Medicine. Vitamin B 6 Deficiency. Medical Subject Headings (MeSH). 2026. Unique ID D026681. http://id.nlm.nih.gov/mesh/2026/D026681
  2. Vitamin B 6 Deficiency. In: Wikipedia. https://en.wikipedia.org/wiki/Vitamin_B6_deficiency
  3. Vitamin B 6 Deficiency. In: Wikidata. https://www.wikidata.org/wiki/Q7263598