![]() Such findings offer strong support of iron deficiency as a cause, rather than result, of pica. In addition, low blood levels of iron commonly occur in pregnant women and those with poor nutrition, two populations at higher risk for pica. Another study looked specifically at the rate of iron absorption during pica conditions and normal dietary behavior, and showed that the iron absorption was not decreased by pica. However, some studies have shown that pica cravings in individuals with iron deficiency stop once iron supplements are given to correct the deficiency. It can also occur in children and adults with. The disorder is more common in children, affecting 10 to 30 of young children ages 1 to 6. Less common items include glue, hair, cigarette ashes, and feces. Dirt, clay, and flaking paint are the most common items eaten. Description The puzzling phenomenon of pica has been recognized and described since ancient times. Pica is a compulsive eating disorder in which people eat nonfood items. The Diagnostic and Statistical Manual of Mental Disorders, fourth edition, classifies it as a feeding and eating disorder of childhood. These items can include, but are not limited to: Paper Chalk. pica: Definition Pica is the persistent craving and compulsive eating of nonfood substances. According to the Diagnostic and Statistical Manual of Mental Disorders (DSM-5), Pica can be defined as a feeding or eating disorder that involves eating non-nutritive, non-food substances. ![]() Because some substances, such as clay, are believed to block the absorption of iron into the bloodstream, it was thought that low blood levels of iron could be the direct result of pica. The word pica is Latin for magpiea bird known for eating almost anything. Several reports have described pica in individuals with documented iron deficiency, although there has been uncertainty as to whether the iron deficiency was a cause of pica or a result of it. One widely held theory points to iron deficiency as a major cause of pica. Evidence suggests that there may be several causes of pica.
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