Definition

Pica is a term that refers to cravings for substances that are not foods. Materials consumed by patients with pica include dirt, ice, clay, glue, sand, chalk, beeswax, chewing gum, laundry starch, and hair.

Description

Pica is the craving or ingestion of nonfood items. The cravings found in patients diagnosed with pica may be associated with a nutritional deficiency state, such as iron-deficiency anemia; with pregnancy; or with mental retardationor mental illness. The word picais derived from the Latin word for magpie, a species of bird that feeds on whatever it encounters.

The mental health professional's handbook, the Diagnostic and Statistical Manual of Mental...