(e.g., flour, raw potato, starch, cornstarch, laundry starch, dry milk of magnesia, paraffin, coffee grounds or ice) for a period of at least 1 month. Such findings offer strong support of iron deficiency as a cause, rather than result, of pica. Pica Disorder Asem Mustafa Shadid 435032467 Definition. 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. Eating non-food objects can interfere with eating healthy food, which can lead to nutritional deficiencies. One box of cornstarch contains approximately 1600 to 1700 kcal, and some individuals report eating up to two boxes per day. This is the most concerning and potentially lethal side effect of pica. 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 a direct result of pica. Associated medical disorders Pica related to an underlying medical disorder (eg, iron or zinc deficiency, anemia, celiac disease. 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. Pica is most commonly seen in people with developmental disorders, autism, mental retardation, children with brain injuries that affect their development, and children ages two to three. One widely held theory points to iron deficiency as a major cause of pica. Craving and eating non-food items, including cornstarch, is called pica. Evidence suggests that there may be several causes of pica.
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