B6 hypovitaminosis
Contents:
see also:
- Deficit of vitamin C
- Deficit of vitamin D
- Hypovitaminosis
- Hypovitaminosis And
- To show all list
Description:
This vitamin matters for a normal hemopoiesis and exchange, substances in the central nervous system and skin. Contains in a liver, meat, fish, vegetables, yeast.
Insufficiency of B6 vitamin as a hypovitaminosis — the morbid condition caused by deficit of this vitamin B an organism and which is shown generally changes of a mucous membrane of an oral cavity, skin and the TsNS functions. The separate nosological form recognized as B6 avitaminosis is not allocated yet.
B6 Hypovitaminosis symptoms:
The disease is shown by damage of skin in the form of seborrheal dermatitis, defeat of language — a glossitis, peripheral neuropathy, a lymphopenia. Children can have spasms, anemia. At B6 hypovitaminosis the content of 4-pyridoxynew acid in daily urine is lower than 0,5 mg, release of xanthurenic acid (after reception of 10 g of tryptophane) exceeds 50 mg. The maintenance of a piridoksii in whole blood is lower than 50 mkg/l or it is lower than 3,6 ng/ml of pyridoxal phosphate. These four parameters confirm B6 hypovitaminosis.
B6 Hypovitaminosis reasons:
Hypovitaminosis meets at absorption disturbance, and also as a result of a pyridoxine inactivation some drugs (in particular, antitubercular), is much more rare — at a shortcoming than it in food.
The majority of cases of a hypovitaminosis of B6 at adults are secondary. Insufficiency of B6 vitamin is observed at pregnancy and a number of diseases: alcoholism, polyneuritis, parkinsonism, epilepsy, seborrheal dermatitis, anemias, rheumatism, chronic hepatitis, intoxication hydrazine connections, etc.
Treatment of the Hypovitaminosis of B6:
For the prevention of a hypovitaminosis of B6 the pyridoxine is appointed on 0,002 — 0,005 g a day. A medical dose (inside or parenterally) 0,05 — 0,1 g 2 times a day within 1 — 2 month. At sideroblastny anemia the pyridoxine is entered more often intramusculary on 0,1 g by 2 times a week, it is possible to appoint and inside 0,1 g daily. In case of long use of hydrazide of isonicotinic acid (isoniazid) and its derivatives (Ftivazidum, etc.) a pyridoxine is appointed preventively on 0,005 — 0,01 g/days.
