Pica disorder refers to appetite for eating non-edible and non-nutritive substances such as chalk, paint, sand, etc. This appetite persisting more than one month at the age where eating such objects is considered to be developmentally inappropriate.
Mineral deficiency (deficiency of iron, calcium etc)
Diagnosis and Tests : No single test to confirm Pica syndrome. DSM criteria inlcudes:
Persistent eating of non-nutritive substances for a period of at least one month
In the absence of autism, schizophrenia or Kleine-Levin syndrome
Culturally not sanctioned
Such eating behaviour existing in severe form in association with other conditions such as intellectual disability, pervasive developmental disorder, etc, that it requires a separate clinical intervention.
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