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Niacin deficiency [pellagra]

Symptoms of Niacin deficiency [pellagra]

The following features are indicative of Niacin deficiency [pellagra]:
  • diarrhoea
  • dermatitis
  • dementia
  • poor appetite
  • abdominal pain
  • nausea
  • vomiting
  • apathy
  • slight depression
  • malnutrition
  • headache
  • confusion
  • irritability
  • restlessness
  • anxiety
  • tremor
  • delusions
  • disorientation
  • psychosis
  • dusky brown-red skin colouration
  • symmetrical rashes
  • itching
  • a burning sensation
  • thick skin
  • hard skin
  • scaly skin
  • bleeding
  • lesions anywhere on body

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Common Causes of Niacin deficiency [pellagra]

The following are the most common causes of Niacin deficiency [pellagra]:
  • inadequate niacin in diet
  • inadequate tryptophan in the diet
  • chronic alcoholism
  • prolonged diarrhoea
  • gastrointestinal diseases such as ulcerative colitis
  • liver cirrhosis
  • carcinoid tumours
  • Hartnup disease (tryptophan metabolism disorder)

Prevention of Niacin deficiency [pellagra]

Yes, it may be possible to prevent Niacin deficiency [pellagra]. Prevention may be possible by doing the following:
  • avoid alcohol consumption
  • nutritional education

Lab Tests and Procedures for Diagnosis of Niacin deficiency [pellagra]

The following lab tests and procedures are used to detect Niacin deficiency [pellagra]:
  • Urine test: To test for niacin metabolites

Complications of Niacin deficiency [pellagra] if untreated

It is not know if Niacin deficiency [pellagra] causes complications if left untreated.

Self-care for Niacin deficiency [pellagra]

The following self-care actions or lifestyle changes may help in the treatment or management of Niacin deficiency [pellagra]:
  • High protein diet: Take protein rich diet to treat pellagra
  • Sun protection: Wear full covering clothes and use sunscreens for protection from sun

Last updated date

This page was last updated on 2/04/2019.
This page provides information for Niacin deficiency [pellagra].
Wernicke-Korsakoff Syndrome

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