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A deficiency of pyridoxine in the diet gives rise to a nutritional condition characterised by:
- dermatitis
- glossitis
- cheilosis
- stomatitis
Marked deficiency causes:
- irritability
- anemia
- weakness
- depression
- dizziness
- peripheral neuropathy
- seizures
In infants and children typical manifestations are diarrhoea, anaemia, and seizures.
CausesIncreasingly recognised as a cause is prolonged therapy with certain medications, among them isoniazid, cycloserine, and l-dopa.
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